21729672

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{433}}^1$

素因数の和:503

約数の個数: 96

約数和(自身を含む): 63980280

約数和(自身を除く): 42250608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 41, 51, 68, 72, 82, 102, 123, 136, 153, 164, 204, 246, 306, 328, 369, 408, 433, 492, 612, 697, 738, 866, 984, 1224, 1299, 1394, 1476, 1732, 2091, 2598, 2788, 2952, 3464, 3897, 4182, 5196, 5576, 6273, 7361, 7794, 8364, 10392, 12546, 14722, 15588, 16728, 17753, 22083, 25092, 29444, 31176, 35506, 44166, 50184, 53259, 58888, 66249, 71012, 88332, 106518, 132498, 142024, 159777, 176664, 213036, 264996, 301801, 319554, 426072, 529992, 603602, 639108, 905403, 1207204, 1278216, 1810806, 2414408, 2716209, 3621612, 5432418, 7243224, 10864836, 21729672]

約数ペア:

[(1, 21729672), (2, 10864836), (3, 7243224), (4, 5432418), (6, 3621612), (8, 2716209), (9, 2414408), (12, 1810806), (17, 1278216), (18, 1207204), (24, 905403), (34, 639108), (36, 603602), (41, 529992), (51, 426072), (68, 319554), (72, 301801), (82, 264996), (102, 213036), (123, 176664), (136, 159777), (153, 142024), (164, 132498), (204, 106518), (246, 88332), (306, 71012), (328, 66249), (369, 58888), (408, 53259), (433, 50184), (492, 44166), (612, 35506), (697, 31176), (738, 29444), (866, 25092), (984, 22083), (1224, 17753), (1299, 16728), (1394, 15588), (1476, 14722), (1732, 12546), (2091, 10392), (2598, 8364), (2788, 7794), (2952, 7361), (3464, 6273), (3897, 5576), (4182, 5196)]