21248004

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2273}}^1$

素因数の和:2340

約数の個数: 48

約数和(自身を含む): 53484480

約数和(自身を除く): 32236476

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 41, 57, 76, 82, 114, 123, 164, 228, 246, 492, 779, 1558, 2273, 2337, 3116, 4546, 4674, 6819, 9092, 9348, 13638, 27276, 43187, 86374, 93193, 129561, 172748, 186386, 259122, 279579, 372772, 518244, 559158, 1118316, 1770667, 3541334, 5312001, 7082668, 10624002, 21248004]

約数ペア:

[(1, 21248004), (2, 10624002), (3, 7082668), (4, 5312001), (6, 3541334), (12, 1770667), (19, 1118316), (38, 559158), (41, 518244), (57, 372772), (76, 279579), (82, 259122), (114, 186386), (123, 172748), (164, 129561), (228, 93193), (246, 86374), (492, 43187), (779, 27276), (1558, 13638), (2273, 9348), (2337, 9092), (3116, 6819), (4546, 4674)]