21270048

素因数分解:

$2^5\times 3^1\times {\mathrm{149}}^1\times {\mathrm{1487}}^1$

素因数の和:1649

約数の個数: 48

約数和(自身を含む): 56246400

約数和(自身を除く): 34976352

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 149, 298, 447, 596, 894, 1192, 1487, 1788, 2384, 2974, 3576, 4461, 4768, 5948, 7152, 8922, 11896, 14304, 17844, 23792, 35688, 47584, 71376, 142752, 221563, 443126, 664689, 886252, 1329378, 1772504, 2658756, 3545008, 5317512, 7090016, 10635024, 21270048]

約数ペア:

[(1, 21270048), (2, 10635024), (3, 7090016), (4, 5317512), (6, 3545008), (8, 2658756), (12, 1772504), (16, 1329378), (24, 886252), (32, 664689), (48, 443126), (96, 221563), (149, 142752), (298, 71376), (447, 47584), (596, 35688), (894, 23792), (1192, 17844), (1487, 14304), (1788, 11896), (2384, 8922), (2974, 7152), (3576, 5948), (4461, 4768)]