21700624

素因数分解:

$2^4\times {\mathrm{11}}^3\times {\mathrm{1019}}^1$

素因数の和:1060

約数の個数: 40

約数和(自身を含む): 46291680

約数和(自身を除く): 24591056

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 484, 968, 1019, 1331, 1936, 2038, 2662, 4076, 5324, 8152, 10648, 11209, 16304, 21296, 22418, 44836, 89672, 123299, 179344, 246598, 493196, 986392, 1356289, 1972784, 2712578, 5425156, 10850312, 21700624]

約数ペア:

[(1, 21700624), (2, 10850312), (4, 5425156), (8, 2712578), (11, 1972784), (16, 1356289), (22, 986392), (44, 493196), (88, 246598), (121, 179344), (176, 123299), (242, 89672), (484, 44836), (968, 22418), (1019, 21296), (1331, 16304), (1936, 11209), (2038, 10648), (2662, 8152), (4076, 5324)]