21222954

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{373}}^1$

素因数の和:519

約数の個数: 48

約数和(自身を含む): 48133800

約数和(自身を除く): 26910846

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 109, 174, 218, 261, 327, 373, 522, 654, 746, 981, 1119, 1962, 2238, 3161, 3357, 6322, 6714, 9483, 10817, 18966, 21634, 28449, 32451, 40657, 56898, 64902, 81314, 97353, 121971, 194706, 243942, 365913, 731826, 1179053, 2358106, 3537159, 7074318, 10611477, 21222954]

約数ペア:

[(1, 21222954), (2, 10611477), (3, 7074318), (6, 3537159), (9, 2358106), (18, 1179053), (29, 731826), (58, 365913), (87, 243942), (109, 194706), (174, 121971), (218, 97353), (261, 81314), (327, 64902), (373, 56898), (522, 40657), (654, 32451), (746, 28449), (981, 21634), (1119, 18966), (1962, 10817), (2238, 9483), (3161, 6714), (3357, 6322)]