21462608

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{13829}}^1$

素因数の和:13934

約数の個数: 20

約数和(自身を含む): 42015540

約数和(自身を除く): 20552932

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 13829, 27658, 55316, 110632, 221264, 1341413, 2682826, 5365652, 10731304, 21462608]

約数ペア:

[(1, 21462608), (2, 10731304), (4, 5365652), (8, 2682826), (16, 1341413), (97, 221264), (194, 110632), (388, 55316), (776, 27658), (1552, 13829)]