21529196

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{383}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 43352064

約数和(自身を除く): 21822868

約数列:

[1, 2, 4, 13, 23, 26, 46, 47, 52, 92, 94, 188, 299, 383, 598, 611, 766, 1081, 1196, 1222, 1532, 2162, 2444, 4324, 4979, 8809, 9958, 14053, 17618, 18001, 19916, 28106, 35236, 36002, 56212, 72004, 114517, 229034, 234013, 414023, 458068, 468026, 828046, 936052, 1656092, 5382299, 10764598, 21529196]

約数ペア:

[(1, 21529196), (2, 10764598), (4, 5382299), (13, 1656092), (23, 936052), (26, 828046), (46, 468026), (47, 458068), (52, 414023), (92, 234013), (94, 229034), (188, 114517), (299, 72004), (383, 56212), (598, 36002), (611, 35236), (766, 28106), (1081, 19916), (1196, 18001), (1222, 17618), (1532, 14053), (2162, 9958), (2444, 8809), (4324, 4979)]