21124896

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{16927}}^1$

素因数の和:16953

約数の個数: 48

約数和(自身を含む): 59721984

約数和(自身を除く): 38597088

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 16927, 33854, 50781, 67708, 101562, 135416, 203124, 220051, 270832, 406248, 440102, 541664, 660153, 812496, 880204, 1320306, 1624992, 1760408, 2640612, 3520816, 5281224, 7041632, 10562448, 21124896]

約数ペア:

[(1, 21124896), (2, 10562448), (3, 7041632), (4, 5281224), (6, 3520816), (8, 2640612), (12, 1760408), (13, 1624992), (16, 1320306), (24, 880204), (26, 812496), (32, 660153), (39, 541664), (48, 440102), (52, 406248), (78, 270832), (96, 220051), (104, 203124), (156, 135416), (208, 101562), (312, 67708), (416, 50781), (624, 33854), (1248, 16927)]