21664776

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2999}}^1$

素因数の和:3058

約数の個数: 64

約数和(自身を含む): 63360000

約数和(自身を除く): 41695224

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 43, 56, 84, 86, 129, 168, 172, 258, 301, 344, 516, 602, 903, 1032, 1204, 1806, 2408, 2999, 3612, 5998, 7224, 8997, 11996, 17994, 20993, 23992, 35988, 41986, 62979, 71976, 83972, 125958, 128957, 167944, 251916, 257914, 386871, 503832, 515828, 773742, 902699, 1031656, 1547484, 1805398, 2708097, 3094968, 3610796, 5416194, 7221592, 10832388, 21664776]

約数ペア:

[(1, 21664776), (2, 10832388), (3, 7221592), (4, 5416194), (6, 3610796), (7, 3094968), (8, 2708097), (12, 1805398), (14, 1547484), (21, 1031656), (24, 902699), (28, 773742), (42, 515828), (43, 503832), (56, 386871), (84, 257914), (86, 251916), (129, 167944), (168, 128957), (172, 125958), (258, 83972), (301, 71976), (344, 62979), (516, 41986), (602, 35988), (903, 23992), (1032, 20993), (1204, 17994), (1806, 11996), (2408, 8997), (2999, 7224), (3612, 5998)]