21297096

素因数分解:

$2^3\times 3^2\times {\mathrm{53}}^1\times {\mathrm{5581}}^1$

素因数の和:5646

約数の個数: 48

約数和(自身を含む): 58778460

約数和(自身を除く): 37481364

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 53, 72, 106, 159, 212, 318, 424, 477, 636, 954, 1272, 1908, 3816, 5581, 11162, 16743, 22324, 33486, 44648, 50229, 66972, 100458, 133944, 200916, 295793, 401832, 591586, 887379, 1183172, 1774758, 2366344, 2662137, 3549516, 5324274, 7099032, 10648548, 21297096]

約数ペア:

[(1, 21297096), (2, 10648548), (3, 7099032), (4, 5324274), (6, 3549516), (8, 2662137), (9, 2366344), (12, 1774758), (18, 1183172), (24, 887379), (36, 591586), (53, 401832), (72, 295793), (106, 200916), (159, 133944), (212, 100458), (318, 66972), (424, 50229), (477, 44648), (636, 33486), (954, 22324), (1272, 16743), (1908, 11162), (3816, 5581)]