21363240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3359}}^1$

素因数の和:3426

約数の個数: 64

約数和(自身を含む): 65318400

約数和(自身を除く): 43955160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 106, 120, 159, 212, 265, 318, 424, 530, 636, 795, 1060, 1272, 1590, 2120, 3180, 3359, 6360, 6718, 10077, 13436, 16795, 20154, 26872, 33590, 40308, 50385, 67180, 80616, 100770, 134360, 178027, 201540, 356054, 403080, 534081, 712108, 890135, 1068162, 1424216, 1780270, 2136324, 2670405, 3560540, 4272648, 5340810, 7121080, 10681620, 21363240]

約数ペア:

[(1, 21363240), (2, 10681620), (3, 7121080), (4, 5340810), (5, 4272648), (6, 3560540), (8, 2670405), (10, 2136324), (12, 1780270), (15, 1424216), (20, 1068162), (24, 890135), (30, 712108), (40, 534081), (53, 403080), (60, 356054), (106, 201540), (120, 178027), (159, 134360), (212, 100770), (265, 80616), (318, 67180), (424, 50385), (530, 40308), (636, 33590), (795, 26872), (1060, 20154), (1272, 16795), (1590, 13436), (2120, 10077), (3180, 6718), (3359, 6360)]