21247050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:268

約数の個数: 96

約数和(自身を含む): 58567680

約数和(自身を除く): 37320630

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 79, 110, 150, 158, 163, 165, 237, 275, 326, 330, 395, 474, 489, 550, 790, 815, 825, 869, 978, 1185, 1630, 1650, 1738, 1793, 1975, 2370, 2445, 2607, 3586, 3950, 4075, 4345, 4890, 5214, 5379, 5925, 8150, 8690, 8965, 10758, 11850, 12225, 12877, 13035, 17930, 21725, 24450, 25754, 26070, 26895, 38631, 43450, 44825, 53790, 64385, 65175, 77262, 89650, 128770, 130350, 134475, 141647, 193155, 268950, 283294, 321925, 386310, 424941, 643850, 708235, 849882, 965775, 1416470, 1931550, 2124705, 3541175, 4249410, 7082350, 10623525, 21247050]

約数ペア:

[(1, 21247050), (2, 10623525), (3, 7082350), (5, 4249410), (6, 3541175), (10, 2124705), (11, 1931550), (15, 1416470), (22, 965775), (25, 849882), (30, 708235), (33, 643850), (50, 424941), (55, 386310), (66, 321925), (75, 283294), (79, 268950), (110, 193155), (150, 141647), (158, 134475), (163, 130350), (165, 128770), (237, 89650), (275, 77262), (326, 65175), (330, 64385), (395, 53790), (474, 44825), (489, 43450), (550, 38631), (790, 26895), (815, 26070), (825, 25754), (869, 24450), (978, 21725), (1185, 17930), (1630, 13035), (1650, 12877), (1738, 12225), (1793, 11850), (1975, 10758), (2370, 8965), (2445, 8690), (2607, 8150), (3586, 5925), (3950, 5379), (4075, 5214), (4345, 4890)]