21354312

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7477}}^1$

素因数の和:7510

約数の個数: 64

約数和(自身を含む): 64609920

約数和(自身を除く): 43255608

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 357, 408, 476, 714, 952, 1428, 2856, 7477, 14954, 22431, 29908, 44862, 52339, 59816, 89724, 104678, 127109, 157017, 179448, 209356, 254218, 314034, 381327, 418712, 508436, 628068, 762654, 889763, 1016872, 1256136, 1525308, 1779526, 2669289, 3050616, 3559052, 5338578, 7118104, 10677156, 21354312]

約数ペア:

[(1, 21354312), (2, 10677156), (3, 7118104), (4, 5338578), (6, 3559052), (7, 3050616), (8, 2669289), (12, 1779526), (14, 1525308), (17, 1256136), (21, 1016872), (24, 889763), (28, 762654), (34, 628068), (42, 508436), (51, 418712), (56, 381327), (68, 314034), (84, 254218), (102, 209356), (119, 179448), (136, 157017), (168, 127109), (204, 104678), (238, 89724), (357, 59816), (408, 52339), (476, 44862), (714, 29908), (952, 22431), (1428, 14954), (2856, 7477)]