2021063870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{17509}}^1$

素因数の和:17637

約数の個数: 64

約数和(自身を含む): 4447820160

約数和(自身を除く): 2426756290

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 97, 119, 170, 194, 238, 485, 595, 679, 970, 1190, 1358, 1649, 3298, 3395, 6790, 8245, 11543, 16490, 17509, 23086, 35018, 57715, 87545, 115430, 122563, 175090, 245126, 297653, 595306, 612815, 1225630, 1488265, 1698373, 2083571, 2976530, 3396746, 4167142, 8491865, 10417855, 11888611, 16983730, 20835710, 23777222, 28872341, 57744682, 59443055, 118886110, 144361705, 202106387, 288723410, 404212774, 1010531935, 2021063870]

約数ペア:

[(1, 2021063870), (2, 1010531935), (5, 404212774), (7, 288723410), (10, 202106387), (14, 144361705), (17, 118886110), (34, 59443055), (35, 57744682), (70, 28872341), (85, 23777222), (97, 20835710), (119, 16983730), (170, 11888611), (194, 10417855), (238, 8491865), (485, 4167142), (595, 3396746), (679, 2976530), (970, 2083571), (1190, 1698373), (1358, 1488265), (1649, 1225630), (3298, 612815), (3395, 595306), (6790, 297653), (8245, 245126), (11543, 175090), (16490, 122563), (17509, 115430), (23086, 87545), (35018, 57715)]