20210988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{240607}}^1$

素因数の和:240621

約数の個数: 24

約数和(自身を含む): 53896192

約数和(自身を除く): 33685204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 240607, 481214, 721821, 962428, 1443642, 1684249, 2887284, 3368498, 5052747, 6736996, 10105494, 20210988]

約数ペア:

[(1, 20210988), (2, 10105494), (3, 6736996), (4, 5052747), (6, 3368498), (7, 2887284), (12, 1684249), (14, 1443642), (21, 962428), (28, 721821), (42, 481214), (84, 240607)]