21587552

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5669}}^1$

素因数の和:5703

約数の個数: 48

約数和(自身を含む): 51438240

約数和(自身を除く): 29850688

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 476, 544, 952, 1904, 3808, 5669, 11338, 22676, 39683, 45352, 79366, 90704, 96373, 158732, 181408, 192746, 317464, 385492, 634928, 674611, 770984, 1269856, 1349222, 1541968, 2698444, 3083936, 5396888, 10793776, 21587552]

約数ペア:

[(1, 21587552), (2, 10793776), (4, 5396888), (7, 3083936), (8, 2698444), (14, 1541968), (16, 1349222), (17, 1269856), (28, 770984), (32, 674611), (34, 634928), (56, 385492), (68, 317464), (112, 192746), (119, 181408), (136, 158732), (224, 96373), (238, 90704), (272, 79366), (476, 45352), (544, 39683), (952, 22676), (1904, 11338), (3808, 5669)]