21159544

素因数分解:

$2^3\times 7^1\times {\mathrm{373}}^1\times {\mathrm{1013}}^1$

素因数の和:1399

約数の個数: 32

約数和(自身を含む): 45508320

約数和(自身を除く): 24348776

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 373, 746, 1013, 1492, 2026, 2611, 2984, 4052, 5222, 7091, 8104, 10444, 14182, 20888, 28364, 56728, 377849, 755698, 1511396, 2644943, 3022792, 5289886, 10579772, 21159544]

約数ペア:

[(1, 21159544), (2, 10579772), (4, 5289886), (7, 3022792), (8, 2644943), (14, 1511396), (28, 755698), (56, 377849), (373, 56728), (746, 28364), (1013, 20888), (1492, 14182), (2026, 10444), (2611, 8104), (2984, 7091), (4052, 5222)]