21962226

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{179}}^1$

素因数の和:232

約数の個数: 72

約数和(自身を含む): 52572240

約数和(自身を除く): 30610014

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 121, 143, 169, 179, 242, 286, 338, 358, 363, 429, 507, 537, 726, 858, 1014, 1074, 1573, 1859, 1969, 2327, 3146, 3718, 3938, 4654, 4719, 5577, 5907, 6981, 9438, 11154, 11814, 13962, 20449, 21659, 25597, 30251, 40898, 43318, 51194, 60502, 61347, 64977, 76791, 90753, 122694, 129954, 153582, 181506, 281567, 332761, 563134, 665522, 844701, 998283, 1689402, 1996566, 3660371, 7320742, 10981113, 21962226]

約数ペア:

[(1, 21962226), (2, 10981113), (3, 7320742), (6, 3660371), (11, 1996566), (13, 1689402), (22, 998283), (26, 844701), (33, 665522), (39, 563134), (66, 332761), (78, 281567), (121, 181506), (143, 153582), (169, 129954), (179, 122694), (242, 90753), (286, 76791), (338, 64977), (358, 61347), (363, 60502), (429, 51194), (507, 43318), (537, 40898), (726, 30251), (858, 25597), (1014, 21659), (1074, 20449), (1573, 13962), (1859, 11814), (1969, 11154), (2327, 9438), (3146, 6981), (3718, 5907), (3938, 5577), (4654, 4719)]