21103344

素因数分解:

$2^4\times 3^2\times {\mathrm{101}}^1\times {\mathrm{1451}}^1$

素因数の和:1566

約数の個数: 60

約数和(自身を含む): 59685912

約数和(自身を除く): 38582568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 101, 144, 202, 303, 404, 606, 808, 909, 1212, 1451, 1616, 1818, 2424, 2902, 3636, 4353, 4848, 5804, 7272, 8706, 11608, 13059, 14544, 17412, 23216, 26118, 34824, 52236, 69648, 104472, 146551, 208944, 293102, 439653, 586204, 879306, 1172408, 1318959, 1758612, 2344816, 2637918, 3517224, 5275836, 7034448, 10551672, 21103344]

約数ペア:

[(1, 21103344), (2, 10551672), (3, 7034448), (4, 5275836), (6, 3517224), (8, 2637918), (9, 2344816), (12, 1758612), (16, 1318959), (18, 1172408), (24, 879306), (36, 586204), (48, 439653), (72, 293102), (101, 208944), (144, 146551), (202, 104472), (303, 69648), (404, 52236), (606, 34824), (808, 26118), (909, 23216), (1212, 17412), (1451, 14544), (1616, 13059), (1818, 11608), (2424, 8706), (2902, 7272), (3636, 5804), (4353, 4848)]