21633846

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:461

約数の個数: 64

約数和(自身を含む): 50319360

約数和(自身を除く): 28685514

約数列:

[1, 2, 3, 6, 13, 23, 26, 31, 39, 46, 62, 69, 78, 93, 138, 186, 299, 389, 403, 598, 713, 778, 806, 897, 1167, 1209, 1426, 1794, 2139, 2334, 2418, 4278, 5057, 8947, 9269, 10114, 12059, 15171, 17894, 18538, 24118, 26841, 27807, 30342, 36177, 53682, 55614, 72354, 116311, 156767, 232622, 277357, 313534, 348933, 470301, 554714, 697866, 832071, 940602, 1664142, 3605641, 7211282, 10816923, 21633846]

約数ペア:

[(1, 21633846), (2, 10816923), (3, 7211282), (6, 3605641), (13, 1664142), (23, 940602), (26, 832071), (31, 697866), (39, 554714), (46, 470301), (62, 348933), (69, 313534), (78, 277357), (93, 232622), (138, 156767), (186, 116311), (299, 72354), (389, 55614), (403, 53682), (598, 36177), (713, 30342), (778, 27807), (806, 26841), (897, 24118), (1167, 18538), (1209, 17894), (1426, 15171), (1794, 12059), (2139, 10114), (2334, 9269), (2418, 8947), (4278, 5057)]