21270088

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{5669}}^1$

素因数の和:5749

約数の個数: 32

約数和(自身を含む): 46267200

約数和(自身を除く): 24997112

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 268, 469, 536, 938, 1876, 3752, 5669, 11338, 22676, 39683, 45352, 79366, 158732, 317464, 379823, 759646, 1519292, 2658761, 3038584, 5317522, 10635044, 21270088]

約数ペア:

[(1, 21270088), (2, 10635044), (4, 5317522), (7, 3038584), (8, 2658761), (14, 1519292), (28, 759646), (56, 379823), (67, 317464), (134, 158732), (268, 79366), (469, 45352), (536, 39683), (938, 22676), (1876, 11338), (3752, 5669)]