21223566

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{617}}^1$

素因数の和:655

約数の個数: 96

約数和(自身を含む): 59179680

約数和(自身を除く): 37956114

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 49, 54, 63, 78, 91, 98, 117, 126, 147, 182, 189, 234, 273, 294, 351, 378, 441, 546, 617, 637, 702, 819, 882, 1234, 1274, 1323, 1638, 1851, 1911, 2457, 2646, 3702, 3822, 4319, 4914, 5553, 5733, 8021, 8638, 11106, 11466, 12957, 16042, 16659, 17199, 24063, 25914, 30233, 33318, 34398, 38871, 48126, 56147, 60466, 72189, 77742, 90699, 112294, 116613, 144378, 168441, 181398, 216567, 233226, 272097, 336882, 393029, 433134, 505323, 544194, 786058, 816291, 1010646, 1179087, 1515969, 1632582, 2358174, 3031938, 3537261, 7074522, 10611783, 21223566]

約数ペア:

[(1, 21223566), (2, 10611783), (3, 7074522), (6, 3537261), (7, 3031938), (9, 2358174), (13, 1632582), (14, 1515969), (18, 1179087), (21, 1010646), (26, 816291), (27, 786058), (39, 544194), (42, 505323), (49, 433134), (54, 393029), (63, 336882), (78, 272097), (91, 233226), (98, 216567), (117, 181398), (126, 168441), (147, 144378), (182, 116613), (189, 112294), (234, 90699), (273, 77742), (294, 72189), (351, 60466), (378, 56147), (441, 48126), (546, 38871), (617, 34398), (637, 33318), (702, 30233), (819, 25914), (882, 24063), (1234, 17199), (1274, 16659), (1323, 16042), (1638, 12957), (1851, 11466), (1911, 11106), (2457, 8638), (2646, 8021), (3702, 5733), (3822, 5553), (4319, 4914)]