21310911960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{37223}}^1$

素因数の和:37617

約数の個数: 128

約数和(自身を含む): 69040097280

約数和(自身を除く): 47729185320

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, 367, 390, 520, 734, 780, 1101, 1468, 1560, 1835, 2202, 2936, 3670, 4404, 4771, 5505, 7340, 8808, 9542, 11010, 14313, 14680, 19084, 22020, 23855, 28626, 37223, 38168, 44040, 47710, 57252, 71565, 74446, 95420, 111669, 114504, 143130, 148892, 186115, 190840, 223338, 286260, 297784, 372230, 446676, 483899, 558345, 572520, 744460, 893352, 967798, 1116690, 1451697, 1488920, 1935596, 2233380, 2419495, 2903394, 3871192, 4466760, 4838990, 5806788, 7258485, 9677980, 11613576, 13660841, 14516970, 19355960, 27321682, 29033940, 40982523, 54643364, 58067880, 68304205, 81965046, 109286728, 136608410, 163930092, 177590933, 204912615, 273216820, 327860184, 355181866, 409825230, 532772799, 546433640, 710363732, 819650460, 887954665, 1065545598, 1420727464, 1639300920, 1775909330, 2131091196, 2663863995, 3551818660, 4262182392, 5327727990, 7103637320, 10655455980, 21310911960]

約数ペア:

[(1, 21310911960), (2, 10655455980), (3, 7103637320), (4, 5327727990), (5, 4262182392), (6, 3551818660), (8, 2663863995), (10, 2131091196), (12, 1775909330), (13, 1639300920), (15, 1420727464), (20, 1065545598), (24, 887954665), (26, 819650460), (30, 710363732), (39, 546433640), (40, 532772799), (52, 409825230), (60, 355181866), (65, 327860184), (78, 273216820), (104, 204912615), (120, 177590933), (130, 163930092), (156, 136608410), (195, 109286728), (260, 81965046), (312, 68304205), (367, 58067880), (390, 54643364), (520, 40982523), (734, 29033940), (780, 27321682), (1101, 19355960), (1468, 14516970), (1560, 13660841), (1835, 11613576), (2202, 9677980), (2936, 7258485), (3670, 5806788), (4404, 4838990), (4771, 4466760), (5505, 3871192), (7340, 2903394), (8808, 2419495), (9542, 2233380), (11010, 1935596), (14313, 1488920), (14680, 1451697), (19084, 1116690), (22020, 967798), (23855, 893352), (28626, 744460), (37223, 572520), (38168, 558345), (44040, 483899), (47710, 446676), (57252, 372230), (71565, 297784), (74446, 286260), (95420, 223338), (111669, 190840), (114504, 186115), (143130, 148892)]