21327592

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 47698560

約数和(自身を除く): 26370968

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 103, 104, 143, 181, 206, 286, 362, 412, 572, 724, 824, 1133, 1144, 1339, 1448, 1991, 2266, 2353, 2678, 3982, 4532, 4706, 5356, 7964, 9064, 9412, 10712, 14729, 15928, 18643, 18824, 25883, 29458, 37286, 51766, 58916, 74572, 103532, 117832, 149144, 205073, 207064, 242359, 410146, 484718, 820292, 969436, 1640584, 1938872, 2665949, 5331898, 10663796, 21327592]

約数ペア:

[(1, 21327592), (2, 10663796), (4, 5331898), (8, 2665949), (11, 1938872), (13, 1640584), (22, 969436), (26, 820292), (44, 484718), (52, 410146), (88, 242359), (103, 207064), (104, 205073), (143, 149144), (181, 117832), (206, 103532), (286, 74572), (362, 58916), (412, 51766), (572, 37286), (724, 29458), (824, 25883), (1133, 18824), (1144, 18643), (1339, 15928), (1448, 14729), (1991, 10712), (2266, 9412), (2353, 9064), (2678, 7964), (3982, 5356), (4532, 4706)]