21415804564

素因数分解:

$2^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{953}}^1\times {\mathrm{1489}}^1$

素因数の和:2478

約数の個数: 96

約数和(自身を含む): 47761056000

約数和(自身を除く): 26345251436

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 343, 539, 686, 953, 1078, 1372, 1489, 1906, 2156, 2978, 3773, 3812, 5956, 6671, 7546, 10423, 10483, 13342, 15092, 16379, 20846, 20966, 26684, 32758, 41692, 41932, 46697, 65516, 72961, 73381, 93394, 114653, 145922, 146762, 186788, 229306, 291844, 293524, 326879, 458612, 510727, 513667, 653758, 802571, 1021454, 1027334, 1307516, 1419017, 1605142, 2042908, 2054668, 2838034, 3210284, 3595669, 5617997, 5676068, 7191338, 9933119, 11235994, 14382676, 15609187, 19866238, 22471988, 31218374, 39732476, 62436748, 69531833, 109264309, 139063666, 218528618, 278127332, 437057236, 486722831, 764850163, 973445662, 1529700326, 1946891324, 3059400652, 5353951141, 10707902282, 21415804564]

約数ペア:

[(1, 21415804564), (2, 10707902282), (4, 5353951141), (7, 3059400652), (11, 1946891324), (14, 1529700326), (22, 973445662), (28, 764850163), (44, 486722831), (49, 437057236), (77, 278127332), (98, 218528618), (154, 139063666), (196, 109264309), (308, 69531833), (343, 62436748), (539, 39732476), (686, 31218374), (953, 22471988), (1078, 19866238), (1372, 15609187), (1489, 14382676), (1906, 11235994), (2156, 9933119), (2978, 7191338), (3773, 5676068), (3812, 5617997), (5956, 3595669), (6671, 3210284), (7546, 2838034), (10423, 2054668), (10483, 2042908), (13342, 1605142), (15092, 1419017), (16379, 1307516), (20846, 1027334), (20966, 1021454), (26684, 802571), (32758, 653758), (41692, 513667), (41932, 510727), (46697, 458612), (65516, 326879), (72961, 293524), (73381, 291844), (93394, 229306), (114653, 186788), (145922, 146762)]