21530952

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{15739}}^1$

素因数の和:15770

約数の個数: 48

約数和(自身を含む): 61386000

約数和(自身を除く): 39855048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 15739, 31478, 47217, 62956, 94434, 125912, 141651, 188868, 283302, 299041, 377736, 566604, 598082, 897123, 1133208, 1196164, 1794246, 2392328, 2691369, 3588492, 5382738, 7176984, 10765476, 21530952]

約数ペア:

[(1, 21530952), (2, 10765476), (3, 7176984), (4, 5382738), (6, 3588492), (8, 2691369), (9, 2392328), (12, 1794246), (18, 1196164), (19, 1133208), (24, 897123), (36, 598082), (38, 566604), (57, 377736), (72, 299041), (76, 283302), (114, 188868), (152, 141651), (171, 125912), (228, 94434), (342, 62956), (456, 47217), (684, 31478), (1368, 15739)]