21974376

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 57024000

約数和(自身を除く): 35049624

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 107, 129, 172, 199, 214, 258, 321, 344, 398, 428, 516, 597, 642, 796, 856, 1032, 1194, 1284, 1592, 2388, 2568, 4601, 4776, 8557, 9202, 13803, 17114, 18404, 21293, 25671, 27606, 34228, 36808, 42586, 51342, 55212, 63879, 68456, 85172, 102684, 110424, 127758, 170344, 205368, 255516, 511032, 915599, 1831198, 2746797, 3662396, 5493594, 7324792, 10987188, 21974376]

約数ペア:

[(1, 21974376), (2, 10987188), (3, 7324792), (4, 5493594), (6, 3662396), (8, 2746797), (12, 1831198), (24, 915599), (43, 511032), (86, 255516), (107, 205368), (129, 170344), (172, 127758), (199, 110424), (214, 102684), (258, 85172), (321, 68456), (344, 63879), (398, 55212), (428, 51342), (516, 42586), (597, 36808), (642, 34228), (796, 27606), (856, 25671), (1032, 21293), (1194, 18404), (1284, 17114), (1592, 13803), (2388, 9202), (2568, 8557), (4601, 4776)]