21792050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:180

約数の個数: 96

約数和(自身を含む): 50889600

約数和(自身を除く): 29097550

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 29, 35, 38, 50, 58, 70, 95, 113, 133, 145, 175, 190, 203, 226, 266, 290, 350, 406, 475, 551, 565, 665, 725, 791, 950, 1015, 1102, 1130, 1330, 1450, 1582, 2030, 2147, 2755, 2825, 3277, 3325, 3857, 3955, 4294, 5075, 5510, 5650, 6554, 6650, 7714, 7910, 10150, 10735, 13775, 15029, 16385, 19285, 19775, 21470, 22939, 27550, 30058, 32770, 38570, 39550, 45878, 53675, 62263, 75145, 81925, 96425, 107350, 114695, 124526, 150290, 163850, 192850, 229390, 311315, 375725, 435841, 573475, 622630, 751450, 871682, 1146950, 1556575, 2179205, 3113150, 4358410, 10896025, 21792050]

約数ペア:

[(1, 21792050), (2, 10896025), (5, 4358410), (7, 3113150), (10, 2179205), (14, 1556575), (19, 1146950), (25, 871682), (29, 751450), (35, 622630), (38, 573475), (50, 435841), (58, 375725), (70, 311315), (95, 229390), (113, 192850), (133, 163850), (145, 150290), (175, 124526), (190, 114695), (203, 107350), (226, 96425), (266, 81925), (290, 75145), (350, 62263), (406, 53675), (475, 45878), (551, 39550), (565, 38570), (665, 32770), (725, 30058), (791, 27550), (950, 22939), (1015, 21470), (1102, 19775), (1130, 19285), (1330, 16385), (1450, 15029), (1582, 13775), (2030, 10735), (2147, 10150), (2755, 7910), (2825, 7714), (3277, 6650), (3325, 6554), (3857, 5650), (3955, 5510), (4294, 5075)]