21199068

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:152

約数の個数: 144

約数和(自身を含む): 64157184

約数和(自身を除く): 42958116

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 33, 34, 36, 44, 47, 51, 66, 67, 68, 94, 99, 102, 132, 134, 141, 153, 187, 188, 198, 201, 204, 268, 282, 306, 374, 396, 402, 423, 517, 561, 564, 603, 612, 737, 748, 799, 804, 846, 1034, 1122, 1139, 1206, 1474, 1551, 1598, 1683, 1692, 2068, 2211, 2244, 2278, 2397, 2412, 2948, 3102, 3149, 3196, 3366, 3417, 4422, 4556, 4653, 4794, 6204, 6298, 6633, 6732, 6834, 7191, 8789, 8844, 9306, 9447, 9588, 10251, 12529, 12596, 13266, 13668, 14382, 17578, 18612, 18894, 20502, 25058, 26367, 26532, 28341, 28764, 34639, 35156, 37587, 37788, 41004, 50116, 52734, 53533, 56682, 69278, 75174, 79101, 103917, 105468, 107066, 112761, 113364, 138556, 150348, 158202, 160599, 207834, 214132, 225522, 311751, 316404, 321198, 415668, 451044, 481797, 588863, 623502, 642396, 963594, 1177726, 1247004, 1766589, 1927188, 2355452, 3533178, 5299767, 7066356, 10599534, 21199068]

約数ペア:

[(1, 21199068), (2, 10599534), (3, 7066356), (4, 5299767), (6, 3533178), (9, 2355452), (11, 1927188), (12, 1766589), (17, 1247004), (18, 1177726), (22, 963594), (33, 642396), (34, 623502), (36, 588863), (44, 481797), (47, 451044), (51, 415668), (66, 321198), (67, 316404), (68, 311751), (94, 225522), (99, 214132), (102, 207834), (132, 160599), (134, 158202), (141, 150348), (153, 138556), (187, 113364), (188, 112761), (198, 107066), (201, 105468), (204, 103917), (268, 79101), (282, 75174), (306, 69278), (374, 56682), (396, 53533), (402, 52734), (423, 50116), (517, 41004), (561, 37788), (564, 37587), (603, 35156), (612, 34639), (737, 28764), (748, 28341), (799, 26532), (804, 26367), (846, 25058), (1034, 20502), (1122, 18894), (1139, 18612), (1206, 17578), (1474, 14382), (1551, 13668), (1598, 13266), (1683, 12596), (1692, 12529), (2068, 10251), (2211, 9588), (2244, 9447), (2278, 9306), (2397, 8844), (2412, 8789), (2948, 7191), (3102, 6834), (3149, 6732), (3196, 6633), (3366, 6298), (3417, 6204), (4422, 4794), (4556, 4653)]