20161307565

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{21334717}}^1$

素因数の和:21334738

約数の個数: 32

約数和(自身を含む): 40962658560

約数和(自身を除く): 20801350995

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 21334717, 64004151, 106673585, 149343019, 192012453, 320020755, 448029057, 576037359, 746715095, 960062265, 1344087171, 2240145285, 2880186795, 4032261513, 6720435855, 20161307565]

約数ペア:

[(1, 20161307565), (3, 6720435855), (5, 4032261513), (7, 2880186795), (9, 2240145285), (15, 1344087171), (21, 960062265), (27, 746715095), (35, 576037359), (45, 448029057), (63, 320020755), (105, 192012453), (135, 149343019), (189, 106673585), (315, 64004151), (945, 21334717)]