21580452828

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{30911}}^1$

素因数の和:31016

約数の個数: 144

約数和(自身を含む): 62380910592

約数和(自身を除く): 40800457764

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 41, 43, 44, 66, 82, 86, 99, 123, 129, 132, 164, 172, 198, 246, 258, 369, 387, 396, 451, 473, 492, 516, 738, 774, 902, 946, 1353, 1419, 1476, 1548, 1763, 1804, 1892, 2706, 2838, 3526, 4059, 4257, 5289, 5412, 5676, 7052, 8118, 8514, 10578, 15867, 16236, 17028, 19393, 21156, 30911, 31734, 38786, 58179, 61822, 63468, 77572, 92733, 116358, 123644, 174537, 185466, 232716, 278199, 340021, 349074, 370932, 556398, 680042, 698148, 1020063, 1112796, 1267351, 1329173, 1360084, 2040126, 2534702, 2658346, 3060189, 3802053, 3987519, 4080252, 5069404, 5316692, 6120378, 7604106, 7975038, 11406159, 11962557, 12240756, 13940861, 14620903, 15208212, 15950076, 22812318, 23925114, 27881722, 29241806, 41822583, 43862709, 45624636, 47850228, 54496093, 55763444, 58483612, 83645166, 87725418, 108992186, 125467749, 131588127, 163488279, 167290332, 175450836, 217984372, 250935498, 263176254, 326976558, 490464837, 501870996, 526352508, 599457023, 653953116, 980929674, 1198914046, 1798371069, 1961859348, 2397828092, 3596742138, 5395113207, 7193484276, 10790226414, 21580452828]

約数ペア:

[(1, 21580452828), (2, 10790226414), (3, 7193484276), (4, 5395113207), (6, 3596742138), (9, 2397828092), (11, 1961859348), (12, 1798371069), (18, 1198914046), (22, 980929674), (33, 653953116), (36, 599457023), (41, 526352508), (43, 501870996), (44, 490464837), (66, 326976558), (82, 263176254), (86, 250935498), (99, 217984372), (123, 175450836), (129, 167290332), (132, 163488279), (164, 131588127), (172, 125467749), (198, 108992186), (246, 87725418), (258, 83645166), (369, 58483612), (387, 55763444), (396, 54496093), (451, 47850228), (473, 45624636), (492, 43862709), (516, 41822583), (738, 29241806), (774, 27881722), (902, 23925114), (946, 22812318), (1353, 15950076), (1419, 15208212), (1476, 14620903), (1548, 13940861), (1763, 12240756), (1804, 11962557), (1892, 11406159), (2706, 7975038), (2838, 7604106), (3526, 6120378), (4059, 5316692), (4257, 5069404), (5289, 4080252), (5412, 3987519), (5676, 3802053), (7052, 3060189), (8118, 2658346), (8514, 2534702), (10578, 2040126), (15867, 1360084), (16236, 1329173), (17028, 1267351), (19393, 1112796), (21156, 1020063), (30911, 698148), (31734, 680042), (38786, 556398), (58179, 370932), (61822, 349074), (63468, 340021), (77572, 278199), (92733, 232716), (116358, 185466), (123644, 174537)]