21724290

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{34483}}^1$

素因数の和:34503

約数の個数: 48

約数和(自身を含む): 64554048

約数和(自身を除く): 42829758

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 34483, 68966, 103449, 172415, 206898, 241381, 310347, 344830, 482762, 517245, 620694, 724143, 1034490, 1206905, 1448286, 1551735, 2172429, 2413810, 3103470, 3620715, 4344858, 7241430, 10862145, 21724290]

約数ペア:

[(1, 21724290), (2, 10862145), (3, 7241430), (5, 4344858), (6, 3620715), (7, 3103470), (9, 2413810), (10, 2172429), (14, 1551735), (15, 1448286), (18, 1206905), (21, 1034490), (30, 724143), (35, 620694), (42, 517245), (45, 482762), (63, 344830), (70, 310347), (90, 241381), (105, 206898), (126, 172415), (210, 103449), (315, 68966), (630, 34483)]