21022248

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:179

約数の個数: 96

約数和(自身を含む): 58501440

約数和(自身を除く): 37479192

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 71, 73, 78, 104, 142, 146, 156, 169, 213, 219, 284, 292, 312, 338, 426, 438, 507, 568, 584, 676, 852, 876, 923, 949, 1014, 1352, 1704, 1752, 1846, 1898, 2028, 2769, 2847, 3692, 3796, 4056, 5183, 5538, 5694, 7384, 7592, 10366, 11076, 11388, 11999, 12337, 15549, 20732, 22152, 22776, 23998, 24674, 31098, 35997, 37011, 41464, 47996, 49348, 62196, 67379, 71994, 74022, 95992, 98696, 124392, 134758, 143988, 148044, 202137, 269516, 287976, 296088, 404274, 539032, 808548, 875927, 1617096, 1751854, 2627781, 3503708, 5255562, 7007416, 10511124, 21022248]

約数ペア:

[(1, 21022248), (2, 10511124), (3, 7007416), (4, 5255562), (6, 3503708), (8, 2627781), (12, 1751854), (13, 1617096), (24, 875927), (26, 808548), (39, 539032), (52, 404274), (71, 296088), (73, 287976), (78, 269516), (104, 202137), (142, 148044), (146, 143988), (156, 134758), (169, 124392), (213, 98696), (219, 95992), (284, 74022), (292, 71994), (312, 67379), (338, 62196), (426, 49348), (438, 47996), (507, 41464), (568, 37011), (584, 35997), (676, 31098), (852, 24674), (876, 23998), (923, 22776), (949, 22152), (1014, 20732), (1352, 15549), (1704, 12337), (1752, 11999), (1846, 11388), (1898, 11076), (2028, 10366), (2769, 7592), (2847, 7384), (3692, 5694), (3796, 5538), (4056, 5183)]