21663730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6353}}^1$

素因数の和:6402

約数の個数: 32

約数和(自身を含む): 43918848

約数和(自身を除く): 22255118

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 6353, 12706, 31765, 63530, 69883, 139766, 196943, 349415, 393886, 698830, 984715, 1969430, 2166373, 4332746, 10831865, 21663730]

約数ペア:

[(1, 21663730), (2, 10831865), (5, 4332746), (10, 2166373), (11, 1969430), (22, 984715), (31, 698830), (55, 393886), (62, 349415), (110, 196943), (155, 139766), (310, 69883), (341, 63530), (682, 31765), (1705, 12706), (3410, 6353)]