21013221350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1\times {\mathrm{3433}}^1$

素因数の和:3846

約数の個数: 96

約数和(自身を含む): 44148602880

約数和(自身を除く): 23135381530

約数列:

[1, 2, 5, 10, 11, 22, 25, 31, 50, 55, 62, 110, 155, 275, 310, 341, 359, 550, 682, 718, 775, 1550, 1705, 1795, 3410, 3433, 3590, 3949, 6866, 7898, 8525, 8975, 11129, 17050, 17165, 17950, 19745, 22258, 34330, 37763, 39490, 55645, 75526, 85825, 98725, 106423, 111290, 122419, 171650, 188815, 197450, 212846, 244838, 278225, 377630, 532115, 556450, 612095, 944075, 1064230, 1170653, 1224190, 1232447, 1888150, 2341306, 2464894, 2660575, 3060475, 5321150, 5853265, 6120950, 6162235, 11706530, 12324470, 13556917, 27113834, 29266325, 30811175, 38205857, 58532650, 61622350, 67784585, 76411714, 135569170, 191029285, 338922925, 382058570, 420264427, 677845850, 840528854, 955146425, 1910292850, 2101322135, 4202644270, 10506610675, 21013221350]

約数ペア:

[(1, 21013221350), (2, 10506610675), (5, 4202644270), (10, 2101322135), (11, 1910292850), (22, 955146425), (25, 840528854), (31, 677845850), (50, 420264427), (55, 382058570), (62, 338922925), (110, 191029285), (155, 135569170), (275, 76411714), (310, 67784585), (341, 61622350), (359, 58532650), (550, 38205857), (682, 30811175), (718, 29266325), (775, 27113834), (1550, 13556917), (1705, 12324470), (1795, 11706530), (3410, 6162235), (3433, 6120950), (3590, 5853265), (3949, 5321150), (6866, 3060475), (7898, 2660575), (8525, 2464894), (8975, 2341306), (11129, 1888150), (17050, 1232447), (17165, 1224190), (17950, 1170653), (19745, 1064230), (22258, 944075), (34330, 612095), (37763, 556450), (39490, 532115), (55645, 377630), (75526, 278225), (85825, 244838), (98725, 212846), (106423, 197450), (111290, 188815), (122419, 171650)]