21330362928

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{1621}}^1\times {\mathrm{39163}}^1$

素因数の和:40802

約数の個数: 80

約数和(自身を含む): 63015815936

約数和(自身を除く): 41685453008

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 1621, 3242, 4863, 6484, 9726, 11347, 12968, 19452, 22694, 25936, 34041, 38904, 39163, 45388, 68082, 77808, 78326, 90776, 117489, 136164, 156652, 181552, 234978, 272328, 274141, 313304, 469956, 544656, 548282, 626608, 822423, 939912, 1096564, 1644846, 1879824, 2193128, 3289692, 4386256, 6579384, 13158768, 63483223, 126966446, 190449669, 253932892, 380899338, 444382561, 507865784, 761798676, 888765122, 1015731568, 1333147683, 1523597352, 1777530244, 2666295366, 3047194704, 3555060488, 5332590732, 7110120976, 10665181464, 21330362928]

約数ペア:

[(1, 21330362928), (2, 10665181464), (3, 7110120976), (4, 5332590732), (6, 3555060488), (7, 3047194704), (8, 2666295366), (12, 1777530244), (14, 1523597352), (16, 1333147683), (21, 1015731568), (24, 888765122), (28, 761798676), (42, 507865784), (48, 444382561), (56, 380899338), (84, 253932892), (112, 190449669), (168, 126966446), (336, 63483223), (1621, 13158768), (3242, 6579384), (4863, 4386256), (6484, 3289692), (9726, 2193128), (11347, 1879824), (12968, 1644846), (19452, 1096564), (22694, 939912), (25936, 822423), (34041, 626608), (38904, 548282), (39163, 544656), (45388, 469956), (68082, 313304), (77808, 274141), (78326, 272328), (90776, 234978), (117489, 181552), (136164, 156652)]