21123298

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:414

約数の個数: 32

約数和(自身を含む): 37324800

約数和(自身を除く): 16201502

約数列:

[1, 2, 7, 14, 59, 107, 118, 214, 239, 413, 478, 749, 826, 1498, 1673, 3346, 6313, 12626, 14101, 25573, 28202, 44191, 51146, 88382, 98707, 179011, 197414, 358022, 1508807, 3017614, 10561649, 21123298]

約数ペア:

[(1, 21123298), (2, 10561649), (7, 3017614), (14, 1508807), (59, 358022), (107, 197414), (118, 179011), (214, 98707), (239, 88382), (413, 51146), (478, 44191), (749, 28202), (826, 25573), (1498, 14101), (1673, 12626), (3346, 6313)]