21753121572

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{907}}^1\times {\mathrm{7321}}^1$

素因数の和:8258

約数の個数: 144

約数和(自身を含む): 67760248192

約数和(自身を除く): 46007126620

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 907, 1092, 1638, 1814, 2721, 3276, 3628, 5442, 6349, 7321, 8163, 10884, 11791, 12698, 14642, 16326, 19047, 21963, 23582, 25396, 29284, 32652, 35373, 38094, 43926, 47164, 51247, 57141, 65889, 70746, 76188, 82537, 87852, 95173, 102494, 106119, 114282, 131778, 141492, 153741, 165074, 190346, 204988, 212238, 228564, 247611, 263556, 285519, 307482, 330148, 380692, 424476, 461223, 495222, 571038, 614964, 666211, 742833, 856557, 922446, 990444, 1142076, 1332422, 1485666, 1713114, 1844892, 1998633, 2664844, 2971332, 3426228, 3997266, 5995899, 6640147, 7994532, 11991798, 13280294, 19920441, 23983596, 26560588, 39840882, 46481029, 59761323, 79681764, 86321911, 92962058, 119522646, 139443087, 172643822, 185924116, 239045292, 258965733, 278886174, 345287644, 418329261, 517931466, 557772348, 604253377, 776897199, 836658522, 1035862932, 1208506754, 1553794398, 1673317044, 1812760131, 2417013508, 3107588796, 3625520262, 5438280393, 7251040524, 10876560786, 21753121572]

約数ペア:

[(1, 21753121572), (2, 10876560786), (3, 7251040524), (4, 5438280393), (6, 3625520262), (7, 3107588796), (9, 2417013508), (12, 1812760131), (13, 1673317044), (14, 1553794398), (18, 1208506754), (21, 1035862932), (26, 836658522), (28, 776897199), (36, 604253377), (39, 557772348), (42, 517931466), (52, 418329261), (63, 345287644), (78, 278886174), (84, 258965733), (91, 239045292), (117, 185924116), (126, 172643822), (156, 139443087), (182, 119522646), (234, 92962058), (252, 86321911), (273, 79681764), (364, 59761323), (468, 46481029), (546, 39840882), (819, 26560588), (907, 23983596), (1092, 19920441), (1638, 13280294), (1814, 11991798), (2721, 7994532), (3276, 6640147), (3628, 5995899), (5442, 3997266), (6349, 3426228), (7321, 2971332), (8163, 2664844), (10884, 1998633), (11791, 1844892), (12698, 1713114), (14642, 1485666), (16326, 1332422), (19047, 1142076), (21963, 990444), (23582, 922446), (25396, 856557), (29284, 742833), (32652, 666211), (35373, 614964), (38094, 571038), (43926, 495222), (47164, 461223), (51247, 424476), (57141, 380692), (65889, 330148), (70746, 307482), (76188, 285519), (82537, 263556), (87852, 247611), (95173, 228564), (102494, 212238), (106119, 204988), (114282, 190346), (131778, 165074), (141492, 153741)]