21972062

素因数分解:

$2^1\times 7^1\times {\mathrm{1229}}^1\times {\mathrm{1277}}^1$

素因数の和:2515

約数の個数: 16

約数和(自身を含む): 37726560

約数和(自身を除く): 15754498

約数列:

[1, 2, 7, 14, 1229, 1277, 2458, 2554, 8603, 8939, 17206, 17878, 1569433, 3138866, 10986031, 21972062]

約数ペア:

[(1, 21972062), (2, 10986031), (7, 3138866), (14, 1569433), (1229, 17878), (1277, 17206), (2458, 8939), (2554, 8603)]