21669570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18521}}^1$

素因数の和:18547

約数の個数: 48

約数和(自身を含む): 60678072

約数和(自身を除く): 39008502

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 18521, 37042, 55563, 92605, 111126, 166689, 185210, 240773, 277815, 333378, 481546, 555630, 722319, 833445, 1203865, 1444638, 1666890, 2166957, 2407730, 3611595, 4333914, 7223190, 10834785, 21669570]

約数ペア:

[(1, 21669570), (2, 10834785), (3, 7223190), (5, 4333914), (6, 3611595), (9, 2407730), (10, 2166957), (13, 1666890), (15, 1444638), (18, 1203865), (26, 833445), (30, 722319), (39, 555630), (45, 481546), (65, 333378), (78, 277815), (90, 240773), (117, 185210), (130, 166689), (195, 111126), (234, 92605), (390, 55563), (585, 37042), (1170, 18521)]