21719479908

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{380803}}^1$

素因数の和:380921

約数の個数: 72

約数和(自身を含む): 59560792032

約数和(自身を除く): 37841312124

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 97, 98, 147, 194, 196, 291, 294, 388, 582, 588, 679, 1164, 1358, 2037, 2716, 4074, 4753, 8148, 9506, 14259, 19012, 28518, 57036, 380803, 761606, 1142409, 1523212, 2284818, 2665621, 4569636, 5331242, 7996863, 10662484, 15993726, 18659347, 31987452, 36937891, 37318694, 55978041, 73875782, 74637388, 110813673, 111956082, 147751564, 221627346, 223912164, 258565237, 443254692, 517130474, 775695711, 1034260948, 1551391422, 1809956659, 3102782844, 3619913318, 5429869977, 7239826636, 10859739954, 21719479908]

約数ペア:

[(1, 21719479908), (2, 10859739954), (3, 7239826636), (4, 5429869977), (6, 3619913318), (7, 3102782844), (12, 1809956659), (14, 1551391422), (21, 1034260948), (28, 775695711), (42, 517130474), (49, 443254692), (84, 258565237), (97, 223912164), (98, 221627346), (147, 147751564), (194, 111956082), (196, 110813673), (291, 74637388), (294, 73875782), (388, 55978041), (582, 37318694), (588, 36937891), (679, 31987452), (1164, 18659347), (1358, 15993726), (2037, 10662484), (2716, 7996863), (4074, 5331242), (4753, 4569636), (8148, 2665621), (9506, 2284818), (14259, 1523212), (19012, 1142409), (28518, 761606), (57036, 380803)]