21953932

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5483}}^1$

素因数の和:5518

約数の個数: 48

約数和(自身を含む): 51593472

約数和(自身を除く): 29639540

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, 5483, 10966, 21932, 38381, 60313, 71279, 76762, 120626, 142558, 153524, 241252, 285116, 422191, 498953, 784069, 844382, 997906, 1568138, 1688764, 1995812, 3136276, 5488483, 10976966, 21953932]

約数ペア:

[(1, 21953932), (2, 10976966), (4, 5488483), (7, 3136276), (11, 1995812), (13, 1688764), (14, 1568138), (22, 997906), (26, 844382), (28, 784069), (44, 498953), (52, 422191), (77, 285116), (91, 241252), (143, 153524), (154, 142558), (182, 120626), (286, 76762), (308, 71279), (364, 60313), (572, 38381), (1001, 21932), (2002, 10966), (4004, 5483)]