21430812

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8081}}^1$

素因数の和:8118

約数の個数: 48

約数和(自身を含む): 57026592

約数和(自身を除く): 35595780

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 442, 663, 884, 1326, 2652, 8081, 16162, 24243, 32324, 48486, 96972, 105053, 137377, 210106, 274754, 315159, 412131, 420212, 549508, 630318, 824262, 1260636, 1648524, 1785901, 3571802, 5357703, 7143604, 10715406, 21430812]

約数ペア:

[(1, 21430812), (2, 10715406), (3, 7143604), (4, 5357703), (6, 3571802), (12, 1785901), (13, 1648524), (17, 1260636), (26, 824262), (34, 630318), (39, 549508), (51, 420212), (52, 412131), (68, 315159), (78, 274754), (102, 210106), (156, 137377), (204, 105053), (221, 96972), (442, 48486), (663, 32324), (884, 24243), (1326, 16162), (2652, 8081)]