21848830

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{30773}}^1$

素因数の和:30851

約数の個数: 16

約数和(自身を含む): 39883104

約数和(自身を除く): 18034274

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 30773, 61546, 153865, 307730, 2184883, 4369766, 10924415, 21848830]

約数ペア:

[(1, 21848830), (2, 10924415), (5, 4369766), (10, 2184883), (71, 307730), (142, 153865), (355, 61546), (710, 30773)]