21308142

素因数分解:

$2^1\times 3^1\times {\mathrm{1201}}^1\times {\mathrm{2957}}^1$

素因数の和:4163

約数の個数: 16

約数和(自身を含む): 42666192

約数和(自身を除く): 21358050

約数列:

[1, 2, 3, 6, 1201, 2402, 2957, 3603, 5914, 7206, 8871, 17742, 3551357, 7102714, 10654071, 21308142]

約数ペア:

[(1, 21308142), (2, 10654071), (3, 7102714), (6, 3551357), (1201, 17742), (2402, 8871), (2957, 7206), (3603, 5914)]