21974430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31847}}^1$

素因数の和:31880

約数の個数: 32

約数和(自身を含む): 55033344

約数和(自身を除く): 33058914

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 31847, 63694, 95541, 159235, 191082, 318470, 477705, 732481, 955410, 1464962, 2197443, 3662405, 4394886, 7324810, 10987215, 21974430]

約数ペア:

[(1, 21974430), (2, 10987215), (3, 7324810), (5, 4394886), (6, 3662405), (10, 2197443), (15, 1464962), (23, 955410), (30, 732481), (46, 477705), (69, 318470), (115, 191082), (138, 159235), (230, 95541), (345, 63694), (690, 31847)]