21492079158

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{293}}^1\times {\mathrm{7459}}^1$

素因数の和:7917

約数の個数: 64

約数和(自身を含む): 47373984000

約数和(自身を除く): 25881904842

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 149, 293, 298, 447, 586, 879, 894, 1639, 1758, 3223, 3278, 4917, 6446, 7459, 9669, 9834, 14918, 19338, 22377, 43657, 44754, 82049, 87314, 130971, 164098, 246147, 261942, 480227, 492294, 960454, 1111391, 1440681, 2185487, 2222782, 2881362, 3334173, 4370974, 6556461, 6668346, 12225301, 13112922, 24040357, 24450602, 36675903, 48080714, 72121071, 73351806, 144242142, 325637563, 651275126, 976912689, 1953825378, 3582013193, 7164026386, 10746039579, 21492079158]

約数ペア:

[(1, 21492079158), (2, 10746039579), (3, 7164026386), (6, 3582013193), (11, 1953825378), (22, 976912689), (33, 651275126), (66, 325637563), (149, 144242142), (293, 73351806), (298, 72121071), (447, 48080714), (586, 36675903), (879, 24450602), (894, 24040357), (1639, 13112922), (1758, 12225301), (3223, 6668346), (3278, 6556461), (4917, 4370974), (6446, 3334173), (7459, 2881362), (9669, 2222782), (9834, 2185487), (14918, 1440681), (19338, 1111391), (22377, 960454), (43657, 492294), (44754, 480227), (82049, 261942), (87314, 246147), (130971, 164098)]