21577122

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9013}}^1$

素因数の和:9047

約数の個数: 48

約数和(自身を含む): 56247360

約数和(自身を除く): 34670238

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 9013, 18026, 27039, 54078, 63091, 81117, 126182, 162234, 171247, 189273, 342494, 378546, 513741, 567819, 1027482, 1135638, 1198729, 1541223, 2397458, 3082446, 3596187, 7192374, 10788561, 21577122]

約数ペア:

[(1, 21577122), (2, 10788561), (3, 7192374), (6, 3596187), (7, 3082446), (9, 2397458), (14, 1541223), (18, 1198729), (19, 1135638), (21, 1027482), (38, 567819), (42, 513741), (57, 378546), (63, 342494), (114, 189273), (126, 171247), (133, 162234), (171, 126182), (266, 81117), (342, 63091), (399, 54078), (798, 27039), (1197, 18026), (2394, 9013)]