21150147184

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{242059}}^1$

素因数の和:242237

約数の個数: 40

約数和(自身を含む): 42261739520

約数和(自身を除く): 21111592336

約数列:

[1, 2, 4, 8, 16, 43, 86, 127, 172, 254, 344, 508, 688, 1016, 2032, 5461, 10922, 21844, 43688, 87376, 242059, 484118, 968236, 1936472, 3872944, 10408537, 20817074, 30741493, 41634148, 61482986, 83268296, 122965972, 166536592, 245931944, 491863888, 1321884199, 2643768398, 5287536796, 10575073592, 21150147184]

約数ペア:

[(1, 21150147184), (2, 10575073592), (4, 5287536796), (8, 2643768398), (16, 1321884199), (43, 491863888), (86, 245931944), (127, 166536592), (172, 122965972), (254, 83268296), (344, 61482986), (508, 41634148), (688, 30741493), (1016, 20817074), (2032, 10408537), (5461, 3872944), (10922, 1936472), (21844, 968236), (43688, 484118), (87376, 242059)]