21997374

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{74821}}^1$

素因数の和:74840

約数の個数: 24

約数和(自身を含む): 51178248

約数和(自身を除く): 29180874

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 74821, 149642, 224463, 448926, 523747, 1047494, 1571241, 3142482, 3666229, 7332458, 10998687, 21997374]

約数ペア:

[(1, 21997374), (2, 10998687), (3, 7332458), (6, 3666229), (7, 3142482), (14, 1571241), (21, 1047494), (42, 523747), (49, 448926), (98, 224463), (147, 149642), (294, 74821)]