21849705

素因数分解:

$3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{7247}}^1$

素因数の和:7325

約数の個数: 24

約数和(自身を含む): 38443392

約数和(自身を除く): 16593687

約数列:

[1, 3, 5, 9, 15, 45, 67, 201, 335, 603, 1005, 3015, 7247, 21741, 36235, 65223, 108705, 326115, 485549, 1456647, 2427745, 4369941, 7283235, 21849705]

約数ペア:

[(1, 21849705), (3, 7283235), (5, 4369941), (9, 2427745), (15, 1456647), (45, 485549), (67, 326115), (201, 108705), (335, 65223), (603, 36235), (1005, 21741), (3015, 7247)]