21965850

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:381

約数の個数: 96

約数和(自身を含む): 61871040

約数和(自身を除く): 39905190

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 53, 54, 75, 90, 106, 135, 150, 159, 225, 265, 270, 307, 318, 450, 477, 530, 614, 675, 795, 921, 954, 1325, 1350, 1431, 1535, 1590, 1842, 2385, 2650, 2763, 2862, 3070, 3975, 4605, 4770, 5526, 7155, 7675, 7950, 8289, 9210, 11925, 13815, 14310, 15350, 16271, 16578, 23025, 23850, 27630, 32542, 35775, 41445, 46050, 48813, 69075, 71550, 81355, 82890, 97626, 138150, 146439, 162710, 207225, 244065, 292878, 406775, 414450, 439317, 488130, 732195, 813550, 878634, 1220325, 1464390, 2196585, 2440650, 3660975, 4393170, 7321950, 10982925, 21965850]

約数ペア:

[(1, 21965850), (2, 10982925), (3, 7321950), (5, 4393170), (6, 3660975), (9, 2440650), (10, 2196585), (15, 1464390), (18, 1220325), (25, 878634), (27, 813550), (30, 732195), (45, 488130), (50, 439317), (53, 414450), (54, 406775), (75, 292878), (90, 244065), (106, 207225), (135, 162710), (150, 146439), (159, 138150), (225, 97626), (265, 82890), (270, 81355), (307, 71550), (318, 69075), (450, 48813), (477, 46050), (530, 41445), (614, 35775), (675, 32542), (795, 27630), (921, 23850), (954, 23025), (1325, 16578), (1350, 16271), (1431, 15350), (1535, 14310), (1590, 13815), (1842, 11925), (2385, 9210), (2650, 8289), (2763, 7950), (2862, 7675), (3070, 7155), (3975, 5526), (4605, 4770)]