21836903816

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{379693}}^1$

素因数の和:379798

約数の個数: 64

約数和(自身を含む): 51030873600

約数和(自身を除く): 29193969784

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 79, 91, 104, 158, 182, 316, 364, 553, 632, 728, 1027, 1106, 2054, 2212, 4108, 4424, 7189, 8216, 14378, 28756, 57512, 379693, 759386, 1518772, 2657851, 3037544, 4936009, 5315702, 9872018, 10631404, 19744036, 21262808, 29995747, 34552063, 39488072, 59991494, 69104126, 119982988, 138208252, 209970229, 239965976, 276416504, 389944711, 419940458, 779889422, 839880916, 1559778844, 1679761832, 2729612977, 3119557688, 5459225954, 10918451908, 21836903816]

約数ペア:

[(1, 21836903816), (2, 10918451908), (4, 5459225954), (7, 3119557688), (8, 2729612977), (13, 1679761832), (14, 1559778844), (26, 839880916), (28, 779889422), (52, 419940458), (56, 389944711), (79, 276416504), (91, 239965976), (104, 209970229), (158, 138208252), (182, 119982988), (316, 69104126), (364, 59991494), (553, 39488072), (632, 34552063), (728, 29995747), (1027, 21262808), (1106, 19744036), (2054, 10631404), (2212, 9872018), (4108, 5315702), (4424, 4936009), (7189, 3037544), (8216, 2657851), (14378, 1518772), (28756, 759386), (57512, 379693)]