21458150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1657}}^1$

素因数の和:1713

約数の個数: 48

約数和(自身を含む): 46874976

約数和(自身を除く): 25416826

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 37, 50, 70, 74, 175, 185, 259, 350, 370, 518, 925, 1295, 1657, 1850, 2590, 3314, 6475, 8285, 11599, 12950, 16570, 23198, 41425, 57995, 61309, 82850, 115990, 122618, 289975, 306545, 429163, 579950, 613090, 858326, 1532725, 2145815, 3065450, 4291630, 10729075, 21458150]

約数ペア:

[(1, 21458150), (2, 10729075), (5, 4291630), (7, 3065450), (10, 2145815), (14, 1532725), (25, 858326), (35, 613090), (37, 579950), (50, 429163), (70, 306545), (74, 289975), (175, 122618), (185, 115990), (259, 82850), (350, 61309), (370, 57995), (518, 41425), (925, 23198), (1295, 16570), (1657, 12950), (1850, 11599), (2590, 8285), (3314, 6475)]