21558408

素因数分解:

$2^3\times 3^1\times {\mathrm{131}}^1\times {\mathrm{6857}}^1$

素因数の和:6997

約数の個数: 32

約数和(自身を含む): 54315360

約数和(自身を除く): 32756952

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 131, 262, 393, 524, 786, 1048, 1572, 3144, 6857, 13714, 20571, 27428, 41142, 54856, 82284, 164568, 898267, 1796534, 2694801, 3593068, 5389602, 7186136, 10779204, 21558408]

約数ペア:

[(1, 21558408), (2, 10779204), (3, 7186136), (4, 5389602), (6, 3593068), (8, 2694801), (12, 1796534), (24, 898267), (131, 164568), (262, 82284), (393, 54856), (524, 41142), (786, 27428), (1048, 20571), (1572, 13714), (3144, 6857)]