21150342

素因数分解:

$2^1\times 3^3\times {\mathrm{41}}^2\times {\mathrm{233}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 48381840

約数和(自身を除く): 27231498

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 82, 123, 233, 246, 369, 466, 699, 738, 1107, 1398, 1681, 2097, 2214, 3362, 4194, 5043, 6291, 9553, 10086, 12582, 15129, 19106, 28659, 30258, 45387, 57318, 85977, 90774, 171954, 257931, 391673, 515862, 783346, 1175019, 2350038, 3525057, 7050114, 10575171, 21150342]

約数ペア:

[(1, 21150342), (2, 10575171), (3, 7050114), (6, 3525057), (9, 2350038), (18, 1175019), (27, 783346), (41, 515862), (54, 391673), (82, 257931), (123, 171954), (233, 90774), (246, 85977), (369, 57318), (466, 45387), (699, 30258), (738, 28659), (1107, 19106), (1398, 15129), (1681, 12582), (2097, 10086), (2214, 9553), (3362, 6291), (4194, 5043)]