21000343386

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1367}}^1\times {\mathrm{1699}}^1$

素因数の和:3219

約数の個数: 64

約数和(自身を含む): 46214323200

約数和(自身を除く): 25213979814

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 137, 274, 411, 822, 1367, 1507, 1699, 2734, 3014, 3398, 4101, 4521, 5097, 8202, 9042, 10194, 15037, 18689, 30074, 37378, 45111, 56067, 90222, 112134, 187279, 232763, 374558, 465526, 561837, 698289, 1123674, 1396578, 2060069, 2322533, 2560393, 4120138, 4645066, 5120786, 6180207, 6967599, 7681179, 12360414, 13935198, 15362358, 25547863, 51095726, 76643589, 153287178, 318187021, 636374042, 954561063, 1909122126, 3500057231, 7000114462, 10500171693, 21000343386]

約数ペア:

[(1, 21000343386), (2, 10500171693), (3, 7000114462), (6, 3500057231), (11, 1909122126), (22, 954561063), (33, 636374042), (66, 318187021), (137, 153287178), (274, 76643589), (411, 51095726), (822, 25547863), (1367, 15362358), (1507, 13935198), (1699, 12360414), (2734, 7681179), (3014, 6967599), (3398, 6180207), (4101, 5120786), (4521, 4645066), (5097, 4120138), (8202, 2560393), (9042, 2322533), (10194, 2060069), (15037, 1396578), (18689, 1123674), (30074, 698289), (37378, 561837), (45111, 465526), (56067, 374558), (90222, 232763), (112134, 187279)]