21716048643

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{20749}}^1$

素因数の和:20987

約数の個数: 32

約数和(自身を含む): 30342144000

約数和(自身を除く): 8626095357

約数列:

[1, 3, 41, 67, 123, 127, 201, 381, 2747, 5207, 8241, 8509, 15621, 20749, 25527, 62247, 348869, 850709, 1046607, 1390183, 2552127, 2635123, 4170549, 7905369, 56997503, 108040043, 170992509, 176553241, 324120129, 529659723, 7238682881, 21716048643]

約数ペア:

[(1, 21716048643), (3, 7238682881), (41, 529659723), (67, 324120129), (123, 176553241), (127, 170992509), (201, 108040043), (381, 56997503), (2747, 7905369), (5207, 4170549), (8241, 2635123), (8509, 2552127), (15621, 1390183), (20749, 1046607), (25527, 850709), (62247, 348869)]