21916008

素因数分解:

$2^3\times 3^4\times {\mathrm{31}}^1\times {\mathrm{1091}}^1$

素因数の和:1140

約数の個数: 80

約数和(自身を含む): 63423360

約数和(自身を除く): 41507352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 81, 93, 108, 124, 162, 186, 216, 248, 279, 324, 372, 558, 648, 744, 837, 1091, 1116, 1674, 2182, 2232, 2511, 3273, 3348, 4364, 5022, 6546, 6696, 8728, 9819, 10044, 13092, 19638, 20088, 26184, 29457, 33821, 39276, 58914, 67642, 78552, 88371, 101463, 117828, 135284, 176742, 202926, 235656, 270568, 304389, 353484, 405852, 608778, 706968, 811704, 913167, 1217556, 1826334, 2435112, 2739501, 3652668, 5479002, 7305336, 10958004, 21916008]

約数ペア:

[(1, 21916008), (2, 10958004), (3, 7305336), (4, 5479002), (6, 3652668), (8, 2739501), (9, 2435112), (12, 1826334), (18, 1217556), (24, 913167), (27, 811704), (31, 706968), (36, 608778), (54, 405852), (62, 353484), (72, 304389), (81, 270568), (93, 235656), (108, 202926), (124, 176742), (162, 135284), (186, 117828), (216, 101463), (248, 88371), (279, 78552), (324, 67642), (372, 58914), (558, 39276), (648, 33821), (744, 29457), (837, 26184), (1091, 20088), (1116, 19638), (1674, 13092), (2182, 10044), (2232, 9819), (2511, 8728), (3273, 6696), (3348, 6546), (4364, 5022)]