21816768

素因数分解:

$2^6\times 3^1\times {\mathrm{199}}^1\times {\mathrm{571}}^1$

素因数の和:785

約数の個数: 56

約数和(自身を含む): 58115200

約数和(自身を除く): 36298432

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 199, 398, 571, 597, 796, 1142, 1194, 1592, 1713, 2284, 2388, 3184, 3426, 4568, 4776, 6368, 6852, 9136, 9552, 12736, 13704, 18272, 19104, 27408, 36544, 38208, 54816, 109632, 113629, 227258, 340887, 454516, 681774, 909032, 1363548, 1818064, 2727096, 3636128, 5454192, 7272256, 10908384, 21816768]

約数ペア:

[(1, 21816768), (2, 10908384), (3, 7272256), (4, 5454192), (6, 3636128), (8, 2727096), (12, 1818064), (16, 1363548), (24, 909032), (32, 681774), (48, 454516), (64, 340887), (96, 227258), (192, 113629), (199, 109632), (398, 54816), (571, 38208), (597, 36544), (796, 27408), (1142, 19104), (1194, 18272), (1592, 13704), (1713, 12736), (2284, 9552), (2388, 9136), (3184, 6852), (3426, 6368), (4568, 4776)]