21312594

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^3\times {\mathrm{241}}^1$

素因数の和:300

約数の個数: 48

約数和(自身を含む): 49266360

約数和(自身を除く): 27953766

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 241, 289, 306, 482, 578, 723, 867, 1446, 1734, 2169, 2601, 4097, 4338, 4913, 5202, 8194, 9826, 12291, 14739, 24582, 29478, 36873, 44217, 69649, 73746, 88434, 139298, 208947, 417894, 626841, 1184033, 1253682, 2368066, 3552099, 7104198, 10656297, 21312594]

約数ペア:

[(1, 21312594), (2, 10656297), (3, 7104198), (6, 3552099), (9, 2368066), (17, 1253682), (18, 1184033), (34, 626841), (51, 417894), (102, 208947), (153, 139298), (241, 88434), (289, 73746), (306, 69649), (482, 44217), (578, 36873), (723, 29478), (867, 24582), (1446, 14739), (1734, 12291), (2169, 9826), (2601, 8194), (4097, 5202), (4338, 4913)]