21816900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{3463}}^1$

素因数の和:3490

約数の個数: 108

約数和(自身を含む): 78175552

約数和(自身を除く): 56358652

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 175, 180, 210, 225, 252, 300, 315, 350, 420, 450, 525, 630, 700, 900, 1050, 1260, 1575, 2100, 3150, 3463, 6300, 6926, 10389, 13852, 17315, 20778, 24241, 31167, 34630, 41556, 48482, 51945, 62334, 69260, 72723, 86575, 96964, 103890, 121205, 124668, 145446, 155835, 173150, 207780, 218169, 242410, 259725, 290892, 311670, 346300, 363615, 436338, 484820, 519450, 606025, 623340, 727230, 779175, 872676, 1038900, 1090845, 1212050, 1454460, 1558350, 1818075, 2181690, 2424100, 3116700, 3636150, 4363380, 5454225, 7272300, 10908450, 21816900]

約数ペア:

[(1, 21816900), (2, 10908450), (3, 7272300), (4, 5454225), (5, 4363380), (6, 3636150), (7, 3116700), (9, 2424100), (10, 2181690), (12, 1818075), (14, 1558350), (15, 1454460), (18, 1212050), (20, 1090845), (21, 1038900), (25, 872676), (28, 779175), (30, 727230), (35, 623340), (36, 606025), (42, 519450), (45, 484820), (50, 436338), (60, 363615), (63, 346300), (70, 311670), (75, 290892), (84, 259725), (90, 242410), (100, 218169), (105, 207780), (126, 173150), (140, 155835), (150, 145446), (175, 124668), (180, 121205), (210, 103890), (225, 96964), (252, 86575), (300, 72723), (315, 69260), (350, 62334), (420, 51945), (450, 48482), (525, 41556), (630, 34630), (700, 31167), (900, 24241), (1050, 20778), (1260, 17315), (1575, 13852), (2100, 10389), (3150, 6926), (3463, 6300)]