21199569804

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{3115751}}^1$

素因数の和:3115777

約数の個数: 72

約数和(自身を含む): 63511488768

約数和(自身を除く): 42311918964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 2268, 3402, 6804, 3115751, 6231502, 9347253, 12463004, 18694506, 21810257, 28041759, 37389012, 43620514, 56083518, 65430771, 84125277, 87241028, 112167036, 130861542, 168250554, 196292313, 252375831, 261723084, 336501108, 392584626, 504751662, 588876939, 757127493, 785169252, 1009503324, 1177753878, 1514254986, 1766630817, 2355507756, 3028509972, 3533261634, 5299892451, 7066523268, 10599784902, 21199569804]

約数ペア:

[(1, 21199569804), (2, 10599784902), (3, 7066523268), (4, 5299892451), (6, 3533261634), (7, 3028509972), (9, 2355507756), (12, 1766630817), (14, 1514254986), (18, 1177753878), (21, 1009503324), (27, 785169252), (28, 757127493), (36, 588876939), (42, 504751662), (54, 392584626), (63, 336501108), (81, 261723084), (84, 252375831), (108, 196292313), (126, 168250554), (162, 130861542), (189, 112167036), (243, 87241028), (252, 84125277), (324, 65430771), (378, 56083518), (486, 43620514), (567, 37389012), (756, 28041759), (972, 21810257), (1134, 18694506), (1701, 12463004), (2268, 9347253), (3402, 6231502), (6804, 3115751)]