21737208

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{743}}^1$

素因数の和:828

約数の個数: 64

約数和(自身を含む): 57853440

約数和(自身を除く): 36116232

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 53, 69, 92, 106, 138, 159, 184, 212, 276, 318, 424, 552, 636, 743, 1219, 1272, 1486, 2229, 2438, 2972, 3657, 4458, 4876, 5944, 7314, 8916, 9752, 14628, 17089, 17832, 29256, 34178, 39379, 51267, 68356, 78758, 102534, 118137, 136712, 157516, 205068, 236274, 315032, 410136, 472548, 905717, 945096, 1811434, 2717151, 3622868, 5434302, 7245736, 10868604, 21737208]

約数ペア:

[(1, 21737208), (2, 10868604), (3, 7245736), (4, 5434302), (6, 3622868), (8, 2717151), (12, 1811434), (23, 945096), (24, 905717), (46, 472548), (53, 410136), (69, 315032), (92, 236274), (106, 205068), (138, 157516), (159, 136712), (184, 118137), (212, 102534), (276, 78758), (318, 68356), (424, 51267), (552, 39379), (636, 34178), (743, 29256), (1219, 17832), (1272, 17089), (1486, 14628), (2229, 9752), (2438, 8916), (2972, 7314), (3657, 5944), (4458, 4876)]