21730512

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{233}}^1$

素因数の和:340

約数の個数: 80

約数和(自身を含む): 59192640

約数和(自身を除く): 37462128

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 67, 87, 116, 134, 174, 201, 232, 233, 268, 348, 402, 464, 466, 536, 696, 699, 804, 932, 1072, 1392, 1398, 1608, 1864, 1943, 2796, 3216, 3728, 3886, 5592, 5829, 6757, 7772, 11184, 11658, 13514, 15544, 15611, 20271, 23316, 27028, 31088, 31222, 40542, 46632, 46833, 54056, 62444, 81084, 93264, 93666, 108112, 124888, 162168, 187332, 249776, 324336, 374664, 452719, 749328, 905438, 1358157, 1810876, 2716314, 3621752, 5432628, 7243504, 10865256, 21730512]

約数ペア:

[(1, 21730512), (2, 10865256), (3, 7243504), (4, 5432628), (6, 3621752), (8, 2716314), (12, 1810876), (16, 1358157), (24, 905438), (29, 749328), (48, 452719), (58, 374664), (67, 324336), (87, 249776), (116, 187332), (134, 162168), (174, 124888), (201, 108112), (232, 93666), (233, 93264), (268, 81084), (348, 62444), (402, 54056), (464, 46833), (466, 46632), (536, 40542), (696, 31222), (699, 31088), (804, 27028), (932, 23316), (1072, 20271), (1392, 15611), (1398, 15544), (1608, 13514), (1864, 11658), (1943, 11184), (2796, 7772), (3216, 6757), (3728, 5829), (3886, 5592)]