20211520914

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{14869}}^1$

素因数の和:15084

約数の個数: 96

約数和(自身を含む): 48746596080

約数和(自身を除く): 28535075166

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 37, 39, 74, 78, 111, 117, 157, 222, 234, 314, 333, 471, 481, 666, 942, 962, 1413, 1443, 2041, 2826, 2886, 4082, 4329, 5809, 6123, 8658, 11618, 12246, 14869, 17427, 18369, 29738, 34854, 36738, 44607, 52281, 75517, 89214, 104562, 133821, 151034, 193297, 226551, 267642, 386594, 453102, 550153, 579891, 679653, 1100306, 1159782, 1359306, 1650459, 1739673, 2334433, 3300918, 3479346, 4668866, 4951377, 7003299, 7151989, 9902754, 14006598, 14303978, 21009897, 21455967, 30347629, 42019794, 42911934, 60695258, 64367901, 86374021, 91042887, 128735802, 172748042, 182085774, 259122063, 273128661, 518244126, 546257322, 777366189, 1122862273, 1554732378, 2245724546, 3368586819, 6737173638, 10105760457, 20211520914]

約数ペア:

[(1, 20211520914), (2, 10105760457), (3, 6737173638), (6, 3368586819), (9, 2245724546), (13, 1554732378), (18, 1122862273), (26, 777366189), (37, 546257322), (39, 518244126), (74, 273128661), (78, 259122063), (111, 182085774), (117, 172748042), (157, 128735802), (222, 91042887), (234, 86374021), (314, 64367901), (333, 60695258), (471, 42911934), (481, 42019794), (666, 30347629), (942, 21455967), (962, 21009897), (1413, 14303978), (1443, 14006598), (2041, 9902754), (2826, 7151989), (2886, 7003299), (4082, 4951377), (4329, 4668866), (5809, 3479346), (6123, 3300918), (8658, 2334433), (11618, 1739673), (12246, 1650459), (14869, 1359306), (17427, 1159782), (18369, 1100306), (29738, 679653), (34854, 579891), (36738, 550153), (44607, 453102), (52281, 386594), (75517, 267642), (89214, 226551), (104562, 193297), (133821, 151034)]