21291240078

素因数分解:

$2^1\times 3^2\times {\mathrm{1013}}^1\times {\mathrm{1167667}}^1$

素因数の和:1168688

約数の個数: 24

約数和(自身を含む): 46176598728

約数和(自身を除く): 24885358650

約数列:

[1, 2, 3, 6, 9, 18, 1013, 2026, 3039, 6078, 9117, 18234, 1167667, 2335334, 3503001, 7006002, 10509003, 21018006, 1182846671, 2365693342, 3548540013, 7097080026, 10645620039, 21291240078]

約数ペア:

[(1, 21291240078), (2, 10645620039), (3, 7097080026), (6, 3548540013), (9, 2365693342), (18, 1182846671), (1013, 21018006), (2026, 10509003), (3039, 7006002), (6078, 3503001), (9117, 2335334), (18234, 1167667)]