21327384

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4021}}^1$

素因数の和:4060

約数の個数: 64

約数和(自身を含む): 60812640

約数和(自身を除く): 39485256

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 78, 102, 104, 136, 156, 204, 221, 312, 408, 442, 663, 884, 1326, 1768, 2652, 4021, 5304, 8042, 12063, 16084, 24126, 32168, 48252, 52273, 68357, 96504, 104546, 136714, 156819, 205071, 209092, 273428, 313638, 410142, 418184, 546856, 627276, 820284, 888641, 1254552, 1640568, 1777282, 2665923, 3554564, 5331846, 7109128, 10663692, 21327384]

約数ペア:

[(1, 21327384), (2, 10663692), (3, 7109128), (4, 5331846), (6, 3554564), (8, 2665923), (12, 1777282), (13, 1640568), (17, 1254552), (24, 888641), (26, 820284), (34, 627276), (39, 546856), (51, 418184), (52, 410142), (68, 313638), (78, 273428), (102, 209092), (104, 205071), (136, 156819), (156, 136714), (204, 104546), (221, 96504), (312, 68357), (408, 52273), (442, 48252), (663, 32168), (884, 24126), (1326, 16084), (1768, 12063), (2652, 8042), (4021, 5304)]