42181821

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{1877}}^1$

素因数の和:2121

約数の個数: 24

約数和(自身を含む): 66796704

約数和(自身を除く): 24614883

約数列:

[1, 3, 9, 11, 33, 99, 227, 681, 1877, 2043, 2497, 5631, 7491, 16893, 20647, 22473, 61941, 185823, 426079, 1278237, 3834711, 4686869, 14060607, 42181821]

約数ペア:

[(1, 42181821), (3, 14060607), (9, 4686869), (11, 3834711), (33, 1278237), (99, 426079), (227, 185823), (681, 61941), (1877, 22473), (2043, 20647), (2497, 16893), (5631, 7491)]