21901206

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{659}}^1$

素因数の和:884

約数の個数: 32

約数和(自身を含む): 45619200

約数和(自身を除く): 23717994

約数列:

[1, 2, 3, 6, 29, 58, 87, 174, 191, 382, 573, 659, 1146, 1318, 1977, 3954, 5539, 11078, 16617, 19111, 33234, 38222, 57333, 114666, 125869, 251738, 377607, 755214, 3650201, 7300402, 10950603, 21901206]

約数ペア:

[(1, 21901206), (2, 10950603), (3, 7300402), (6, 3650201), (29, 755214), (58, 377607), (87, 251738), (174, 125869), (191, 114666), (382, 57333), (573, 38222), (659, 33234), (1146, 19111), (1318, 16617), (1977, 11078), (3954, 5539)]