21023055984

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3680507}}^1$

素因数の和:3680542

約数の個数: 80

約数和(自身を含む): 65719150848

約数和(自身を除く): 44696094864

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 34, 42, 48, 51, 56, 68, 84, 102, 112, 119, 136, 168, 204, 238, 272, 336, 357, 408, 476, 714, 816, 952, 1428, 1904, 2856, 5712, 3680507, 7361014, 11041521, 14722028, 22083042, 25763549, 29444056, 44166084, 51527098, 58888112, 62568619, 77290647, 88332168, 103054196, 125137238, 154581294, 176664336, 187705857, 206108392, 250274476, 309162588, 375411714, 412216784, 437980333, 500548952, 618325176, 750823428, 875960666, 1001097904, 1236650352, 1313940999, 1501646856, 1751921332, 2627881998, 3003293712, 3503842664, 5255763996, 7007685328, 10511527992, 21023055984]

約数ペア:

[(1, 21023055984), (2, 10511527992), (3, 7007685328), (4, 5255763996), (6, 3503842664), (7, 3003293712), (8, 2627881998), (12, 1751921332), (14, 1501646856), (16, 1313940999), (17, 1236650352), (21, 1001097904), (24, 875960666), (28, 750823428), (34, 618325176), (42, 500548952), (48, 437980333), (51, 412216784), (56, 375411714), (68, 309162588), (84, 250274476), (102, 206108392), (112, 187705857), (119, 176664336), (136, 154581294), (168, 125137238), (204, 103054196), (238, 88332168), (272, 77290647), (336, 62568619), (357, 58888112), (408, 51527098), (476, 44166084), (714, 29444056), (816, 25763549), (952, 22083042), (1428, 14722028), (1904, 11041521), (2856, 7361014), (5712, 3680507)]