21092028

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^3\times {\mathrm{59}}^1$

素因数の和:159

約数の個数: 48

約数和(自身を含む): 51717120

約数和(自身を除く): 30625092

約数列:

[1, 2, 3, 4, 6, 12, 31, 59, 62, 93, 118, 124, 177, 186, 236, 354, 372, 708, 961, 1829, 1922, 2883, 3658, 3844, 5487, 5766, 7316, 10974, 11532, 21948, 29791, 56699, 59582, 89373, 113398, 119164, 170097, 178746, 226796, 340194, 357492, 680388, 1757669, 3515338, 5273007, 7030676, 10546014, 21092028]

約数ペア:

[(1, 21092028), (2, 10546014), (3, 7030676), (4, 5273007), (6, 3515338), (12, 1757669), (31, 680388), (59, 357492), (62, 340194), (93, 226796), (118, 178746), (124, 170097), (177, 119164), (186, 113398), (236, 89373), (354, 59582), (372, 56699), (708, 29791), (961, 21948), (1829, 11532), (1922, 10974), (2883, 7316), (3658, 5766), (3844, 5487)]