21934784

素因数分解:

$2^6\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:265

約数の個数: 56

約数和(自身を含む): 45750480

約数和(自身を除く): 23815696

約数列:

[1, 2, 4, 8, 16, 32, 37, 59, 64, 74, 118, 148, 157, 236, 296, 314, 472, 592, 628, 944, 1184, 1256, 1888, 2183, 2368, 2512, 3776, 4366, 5024, 5809, 8732, 9263, 10048, 11618, 17464, 18526, 23236, 34928, 37052, 46472, 69856, 74104, 92944, 139712, 148208, 185888, 296416, 342731, 371776, 592832, 685462, 1370924, 2741848, 5483696, 10967392, 21934784]

約数ペア:

[(1, 21934784), (2, 10967392), (4, 5483696), (8, 2741848), (16, 1370924), (32, 685462), (37, 592832), (59, 371776), (64, 342731), (74, 296416), (118, 185888), (148, 148208), (157, 139712), (236, 92944), (296, 74104), (314, 69856), (472, 46472), (592, 37052), (628, 34928), (944, 23236), (1184, 18526), (1256, 17464), (1888, 11618), (2183, 10048), (2368, 9263), (2512, 8732), (3776, 5809), (4366, 5024)]