21792752

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{829}}^1$

素因数の和:921

約数の個数: 40

約数和(自身を含む): 44461440

約数和(自身を除く): 22668688

約数列:

[1, 2, 4, 8, 16, 31, 53, 62, 106, 124, 212, 248, 424, 496, 829, 848, 1643, 1658, 3286, 3316, 6572, 6632, 13144, 13264, 25699, 26288, 43937, 51398, 87874, 102796, 175748, 205592, 351496, 411184, 702992, 1362047, 2724094, 5448188, 10896376, 21792752]

約数ペア:

[(1, 21792752), (2, 10896376), (4, 5448188), (8, 2724094), (16, 1362047), (31, 702992), (53, 411184), (62, 351496), (106, 205592), (124, 175748), (212, 102796), (248, 87874), (424, 51398), (496, 43937), (829, 26288), (848, 25699), (1643, 13264), (1658, 13144), (3286, 6632), (3316, 6572)]