21195948

素因数分解:

$2^2\times 3^1\times {\mathrm{1091}}^1\times {\mathrm{1619}}^1$

素因数の和:2717

約数の個数: 24

約数和(自身を含む): 49533120

約数和(自身を除く): 28337172

約数列:

[1, 2, 3, 4, 6, 12, 1091, 1619, 2182, 3238, 3273, 4364, 4857, 6476, 6546, 9714, 13092, 19428, 1766329, 3532658, 5298987, 7065316, 10597974, 21195948]

約数ペア:

[(1, 21195948), (2, 10597974), (3, 7065316), (4, 5298987), (6, 3532658), (12, 1766329), (1091, 19428), (1619, 13092), (2182, 9714), (3238, 6546), (3273, 6476), (4364, 4857)]