21695752

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{919}}^1$

素因数の和:1165

約数の個数: 32

約数和(自身を含む): 44049600

約数和(自身を除く): 22353848

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 227, 454, 908, 919, 1816, 1838, 2951, 3676, 5902, 7352, 11804, 11947, 23608, 23894, 47788, 95576, 208613, 417226, 834452, 1668904, 2711969, 5423938, 10847876, 21695752]

約数ペア:

[(1, 21695752), (2, 10847876), (4, 5423938), (8, 2711969), (13, 1668904), (26, 834452), (52, 417226), (104, 208613), (227, 95576), (454, 47788), (908, 23894), (919, 23608), (1816, 11947), (1838, 11804), (2951, 7352), (3676, 5902)]