21889496

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{73951}}^1$

素因数の和:73994

約数の個数: 16

約数和(自身を含む): 42152640

約数和(自身を除く): 20263144

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 73951, 147902, 295804, 591608, 2736187, 5472374, 10944748, 21889496]

約数ペア:

[(1, 21889496), (2, 10944748), (4, 5472374), (8, 2736187), (37, 591608), (74, 295804), (148, 147902), (296, 73951)]