21593572

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5393}}^1$

素因数の和:5428

約数の個数: 48

約数和(自身を含む): 50746752

約数和(自身を除く): 29153180

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 5393, 10786, 21572, 37751, 59323, 70109, 75502, 118646, 140218, 151004, 237292, 280436, 415261, 490763, 771199, 830522, 981526, 1542398, 1661044, 1963052, 3084796, 5398393, 10796786, 21593572]

約数ペア:

[(1, 21593572), (2, 10796786), (4, 5398393), (7, 3084796), (11, 1963052), (13, 1661044), (14, 1542398), (22, 981526), (26, 830522), (28, 771199), (44, 490763), (52, 415261), (77, 280436), (91, 237292), (143, 151004), (154, 140218), (182, 118646), (286, 75502), (308, 70109), (364, 59323), (572, 37751), (1001, 21572), (2002, 10786), (4004, 5393)]