21031208066

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{419}}^1\times {\mathrm{547}}^1$

素因数の和:1119

約数の個数: 64

約数和(自身を含む): 35728197120

約数和(自身を除く): 14696989054

約数列:

[1, 2, 11, 22, 43, 86, 97, 194, 419, 473, 547, 838, 946, 1067, 1094, 2134, 4171, 4609, 6017, 8342, 9218, 12034, 18017, 23521, 36034, 40643, 45881, 47042, 53059, 81286, 91762, 106118, 198187, 229193, 258731, 396374, 447073, 458386, 517462, 583649, 894146, 1167298, 1747649, 2281537, 2521123, 3495298, 4563074, 5042246, 9855299, 19224139, 19710598, 22231721, 25096907, 38448278, 44463442, 50193814, 108408289, 216816578, 244548931, 489097862, 955964003, 1911928006, 10515604033, 21031208066]

約数ペア:

[(1, 21031208066), (2, 10515604033), (11, 1911928006), (22, 955964003), (43, 489097862), (86, 244548931), (97, 216816578), (194, 108408289), (419, 50193814), (473, 44463442), (547, 38448278), (838, 25096907), (946, 22231721), (1067, 19710598), (1094, 19224139), (2134, 9855299), (4171, 5042246), (4609, 4563074), (6017, 3495298), (8342, 2521123), (9218, 2281537), (12034, 1747649), (18017, 1167298), (23521, 894146), (36034, 583649), (40643, 517462), (45881, 458386), (47042, 447073), (53059, 396374), (81286, 258731), (91762, 229193), (106118, 198187)]