21866712

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1783}}^1$

素因数の和:1872

約数の個数: 64

約数和(自身を含む): 63367680

約数和(自身を除く): 41500968

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 73, 84, 146, 168, 219, 292, 438, 511, 584, 876, 1022, 1533, 1752, 1783, 2044, 3066, 3566, 4088, 5349, 6132, 7132, 10698, 12264, 12481, 14264, 21396, 24962, 37443, 42792, 49924, 74886, 99848, 130159, 149772, 260318, 299544, 390477, 520636, 780954, 911113, 1041272, 1561908, 1822226, 2733339, 3123816, 3644452, 5466678, 7288904, 10933356, 21866712]

約数ペア:

[(1, 21866712), (2, 10933356), (3, 7288904), (4, 5466678), (6, 3644452), (7, 3123816), (8, 2733339), (12, 1822226), (14, 1561908), (21, 1041272), (24, 911113), (28, 780954), (42, 520636), (56, 390477), (73, 299544), (84, 260318), (146, 149772), (168, 130159), (219, 99848), (292, 74886), (438, 49924), (511, 42792), (584, 37443), (876, 24962), (1022, 21396), (1533, 14264), (1752, 12481), (1783, 12264), (2044, 10698), (3066, 7132), (3566, 6132), (4088, 5349)]