21961950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{4723}}^1$

素因数の和:4769

約数の個数: 48

約数和(自身を含む): 56234496

約数和(自身を除く): 34272546

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 31, 50, 62, 75, 93, 150, 155, 186, 310, 465, 775, 930, 1550, 2325, 4650, 4723, 9446, 14169, 23615, 28338, 47230, 70845, 118075, 141690, 146413, 236150, 292826, 354225, 439239, 708450, 732065, 878478, 1464130, 2196195, 3660325, 4392390, 7320650, 10980975, 21961950]

約数ペア:

[(1, 21961950), (2, 10980975), (3, 7320650), (5, 4392390), (6, 3660325), (10, 2196195), (15, 1464130), (25, 878478), (30, 732065), (31, 708450), (50, 439239), (62, 354225), (75, 292826), (93, 236150), (150, 146413), (155, 141690), (186, 118075), (310, 70845), (465, 47230), (775, 28338), (930, 23615), (1550, 14169), (2325, 9446), (4650, 4723)]