21014550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:143

約数の個数: 144

約数和(自身を含む): 62152272

約数和(自身を除く): 41137722

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 30, 34, 41, 45, 50, 51, 67, 75, 82, 85, 90, 102, 123, 134, 150, 153, 170, 201, 205, 225, 246, 255, 306, 335, 369, 402, 410, 425, 450, 510, 603, 615, 670, 697, 738, 765, 850, 1005, 1025, 1139, 1206, 1230, 1275, 1394, 1530, 1675, 1845, 2010, 2050, 2091, 2278, 2550, 2747, 3015, 3075, 3350, 3417, 3485, 3690, 3825, 4182, 5025, 5494, 5695, 6030, 6150, 6273, 6834, 6970, 7650, 8241, 9225, 10050, 10251, 10455, 11390, 12546, 13735, 15075, 16482, 17085, 17425, 18450, 20502, 20910, 24723, 27470, 28475, 30150, 31365, 34170, 34850, 41205, 46699, 49446, 51255, 52275, 56950, 62730, 68675, 82410, 85425, 93398, 102510, 104550, 123615, 137350, 140097, 156825, 170850, 206025, 233495, 247230, 256275, 280194, 313650, 412050, 420291, 466990, 512550, 618075, 700485, 840582, 1167475, 1236150, 1400970, 2101455, 2334950, 3502425, 4202910, 7004850, 10507275, 21014550]

約数ペア:

[(1, 21014550), (2, 10507275), (3, 7004850), (5, 4202910), (6, 3502425), (9, 2334950), (10, 2101455), (15, 1400970), (17, 1236150), (18, 1167475), (25, 840582), (30, 700485), (34, 618075), (41, 512550), (45, 466990), (50, 420291), (51, 412050), (67, 313650), (75, 280194), (82, 256275), (85, 247230), (90, 233495), (102, 206025), (123, 170850), (134, 156825), (150, 140097), (153, 137350), (170, 123615), (201, 104550), (205, 102510), (225, 93398), (246, 85425), (255, 82410), (306, 68675), (335, 62730), (369, 56950), (402, 52275), (410, 51255), (425, 49446), (450, 46699), (510, 41205), (603, 34850), (615, 34170), (670, 31365), (697, 30150), (738, 28475), (765, 27470), (850, 24723), (1005, 20910), (1025, 20502), (1139, 18450), (1206, 17425), (1230, 17085), (1275, 16482), (1394, 15075), (1530, 13735), (1675, 12546), (1845, 11390), (2010, 10455), (2050, 10251), (2091, 10050), (2278, 9225), (2550, 8241), (2747, 7650), (3015, 6970), (3075, 6834), (3350, 6273), (3417, 6150), (3485, 6030), (3690, 5695), (3825, 5494), (4182, 5025)]