21550128

素因数分解:

$2^4\times 3^1\times {\mathrm{269}}^1\times {\mathrm{1669}}^1$

素因数の和:1949

約数の個数: 40

約数和(自身を含む): 55911600

約数和(自身を除く): 34361472

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 269, 538, 807, 1076, 1614, 1669, 2152, 3228, 3338, 4304, 5007, 6456, 6676, 10014, 12912, 13352, 20028, 26704, 40056, 80112, 448961, 897922, 1346883, 1795844, 2693766, 3591688, 5387532, 7183376, 10775064, 21550128]

約数ペア:

[(1, 21550128), (2, 10775064), (3, 7183376), (4, 5387532), (6, 3591688), (8, 2693766), (12, 1795844), (16, 1346883), (24, 897922), (48, 448961), (269, 80112), (538, 40056), (807, 26704), (1076, 20028), (1614, 13352), (1669, 12912), (2152, 10014), (3228, 6676), (3338, 6456), (4304, 5007)]