21915693774

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{62563}}^1$

素因数の和:63086

約数の個数: 64

約数和(自身を含む): 52553760000

約数和(自身を除く): 30638066226

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 499, 702, 998, 1497, 2994, 4491, 6487, 8982, 12974, 13473, 19461, 26946, 38922, 58383, 62563, 116766, 125126, 175149, 187689, 350298, 375378, 563067, 813319, 1126134, 1626638, 1689201, 2439957, 3378402, 4879914, 7319871, 14639742, 21959613, 31218937, 43919226, 62437874, 93656811, 187313622, 280970433, 405846181, 561940866, 811692362, 842911299, 1217538543, 1685822598, 2435077086, 3652615629, 7305231258, 10957846887, 21915693774]

約数ペア:

[(1, 21915693774), (2, 10957846887), (3, 7305231258), (6, 3652615629), (9, 2435077086), (13, 1685822598), (18, 1217538543), (26, 842911299), (27, 811692362), (39, 561940866), (54, 405846181), (78, 280970433), (117, 187313622), (234, 93656811), (351, 62437874), (499, 43919226), (702, 31218937), (998, 21959613), (1497, 14639742), (2994, 7319871), (4491, 4879914), (6487, 3378402), (8982, 2439957), (12974, 1689201), (13473, 1626638), (19461, 1126134), (26946, 813319), (38922, 563067), (58383, 375378), (62563, 350298), (116766, 187689), (125126, 175149)]