21505992528

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{1423}}^1\times {\mathrm{18521}}^1$

素因数の和:19972

約数の個数: 80

約数和(自身を含む): 58869732096

約数和(自身を除く): 37363739568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 1423, 2846, 4269, 5692, 8538, 11384, 17076, 18521, 22768, 24191, 34152, 37042, 48382, 55563, 68304, 72573, 74084, 96764, 111126, 145146, 148168, 193528, 222252, 290292, 296336, 314857, 387056, 444504, 580584, 629714, 889008, 944571, 1161168, 1259428, 1889142, 2518856, 3778284, 5037712, 7556568, 15113136, 26355383, 52710766, 79066149, 105421532, 158132298, 210843064, 316264596, 421686128, 448041511, 632529192, 896083022, 1265058384, 1344124533, 1792166044, 2688249066, 3584332088, 5376498132, 7168664176, 10752996264, 21505992528]

約数ペア:

[(1, 21505992528), (2, 10752996264), (3, 7168664176), (4, 5376498132), (6, 3584332088), (8, 2688249066), (12, 1792166044), (16, 1344124533), (17, 1265058384), (24, 896083022), (34, 632529192), (48, 448041511), (51, 421686128), (68, 316264596), (102, 210843064), (136, 158132298), (204, 105421532), (272, 79066149), (408, 52710766), (816, 26355383), (1423, 15113136), (2846, 7556568), (4269, 5037712), (5692, 3778284), (8538, 2518856), (11384, 1889142), (17076, 1259428), (18521, 1161168), (22768, 944571), (24191, 889008), (34152, 629714), (37042, 580584), (48382, 444504), (55563, 387056), (68304, 314857), (72573, 296336), (74084, 290292), (96764, 222252), (111126, 193528), (145146, 148168)]