21011036280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13468613}}^1$

素因数の和:13468640

約数の個数: 64

約数和(自身を含む): 67881814560

約数和(自身を除く): 46870778280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 13468613, 26937226, 40405839, 53874452, 67343065, 80811678, 107748904, 134686130, 161623356, 175091969, 202029195, 269372260, 323246712, 350183938, 404058390, 525275907, 538744520, 700367876, 808116780, 875459845, 1050551814, 1400735752, 1616233560, 1750919690, 2101103628, 2626379535, 3501839380, 4202207256, 5252759070, 7003678760, 10505518140, 21011036280]

約数ペア:

[(1, 21011036280), (2, 10505518140), (3, 7003678760), (4, 5252759070), (5, 4202207256), (6, 3501839380), (8, 2626379535), (10, 2101103628), (12, 1750919690), (13, 1616233560), (15, 1400735752), (20, 1050551814), (24, 875459845), (26, 808116780), (30, 700367876), (39, 538744520), (40, 525275907), (52, 404058390), (60, 350183938), (65, 323246712), (78, 269372260), (104, 202029195), (120, 175091969), (130, 161623356), (156, 134686130), (195, 107748904), (260, 80811678), (312, 67343065), (390, 53874452), (520, 40405839), (780, 26937226), (1560, 13468613)]