21344632

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{229}}^1$

素因数の和:487

約数の個数: 32

約数和(自身を含む): 41068800

約数和(自身を除く): 19724168

約数列:

[1, 2, 4, 8, 61, 122, 191, 229, 244, 382, 458, 488, 764, 916, 1528, 1832, 11651, 13969, 23302, 27938, 43739, 46604, 55876, 87478, 93208, 111752, 174956, 349912, 2668079, 5336158, 10672316, 21344632]

約数ペア:

[(1, 21344632), (2, 10672316), (4, 5336158), (8, 2668079), (61, 349912), (122, 174956), (191, 111752), (229, 93208), (244, 87478), (382, 55876), (458, 46604), (488, 43739), (764, 27938), (916, 23302), (1528, 13969), (1832, 11651)]