21227834060

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1913}}^1\times {\mathrm{2003}}^1$

素因数の和:4202

約数の個数: 48

約数和(自身を含む): 44785119456

約数和(自身を除く): 23557285396

約数列:

[1, 2, 4, 5, 10, 20, 277, 554, 1108, 1385, 1913, 2003, 2770, 3826, 4006, 5540, 7652, 8012, 9565, 10015, 19130, 20030, 38260, 40060, 529901, 554831, 1059802, 1109662, 2119604, 2219324, 2649505, 2774155, 3831739, 5299010, 5548310, 7663478, 10598020, 11096620, 15326956, 19158695, 38317390, 76634780, 1061391703, 2122783406, 4245566812, 5306958515, 10613917030, 21227834060]

約数ペア:

[(1, 21227834060), (2, 10613917030), (4, 5306958515), (5, 4245566812), (10, 2122783406), (20, 1061391703), (277, 76634780), (554, 38317390), (1108, 19158695), (1385, 15326956), (1913, 11096620), (2003, 10598020), (2770, 7663478), (3826, 5548310), (4006, 5299010), (5540, 3831739), (7652, 2774155), (8012, 2649505), (9565, 2219324), (10015, 2119604), (19130, 1109662), (20030, 1059802), (38260, 554831), (40060, 529901)]