21442044

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 55236720

約数和(自身を除く): 33794676

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 97, 109, 156, 169, 194, 218, 291, 327, 338, 388, 436, 507, 582, 654, 676, 1014, 1164, 1261, 1308, 1417, 2028, 2522, 2834, 3783, 4251, 5044, 5668, 7566, 8502, 10573, 15132, 16393, 17004, 18421, 21146, 31719, 32786, 36842, 42292, 49179, 55263, 63438, 65572, 73684, 98358, 110526, 126876, 137449, 196716, 221052, 274898, 412347, 549796, 824694, 1649388, 1786837, 3573674, 5360511, 7147348, 10721022, 21442044]

約数ペア:

[(1, 21442044), (2, 10721022), (3, 7147348), (4, 5360511), (6, 3573674), (12, 1786837), (13, 1649388), (26, 824694), (39, 549796), (52, 412347), (78, 274898), (97, 221052), (109, 196716), (156, 137449), (169, 126876), (194, 110526), (218, 98358), (291, 73684), (327, 65572), (338, 63438), (388, 55263), (436, 49179), (507, 42292), (582, 36842), (654, 32786), (676, 31719), (1014, 21146), (1164, 18421), (1261, 17004), (1308, 16393), (1417, 15132), (2028, 10573), (2522, 8502), (2834, 7566), (3783, 5668), (4251, 5044)]