21511184600

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{17923}}^1$

素因数の和:18309

約数の個数: 96

約数和(自身を含む): 53108453520

約数和(自身を除く): 31597268920

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 353, 425, 680, 706, 850, 1412, 1700, 1765, 2824, 3400, 3530, 6001, 7060, 8825, 12002, 14120, 17650, 17923, 24004, 30005, 35300, 35846, 48008, 60010, 70600, 71692, 89615, 120020, 143384, 150025, 179230, 240040, 300050, 304691, 358460, 448075, 600100, 609382, 716920, 896150, 1200200, 1218764, 1523455, 1792300, 2437528, 3046910, 3584600, 6093820, 6326819, 7617275, 12187640, 12653638, 15234550, 25307276, 30469100, 31634095, 50614552, 60938200, 63268190, 107555923, 126536380, 158170475, 215111846, 253072760, 316340950, 430223692, 537779615, 632681900, 860447384, 1075559230, 1265363800, 2151118460, 2688898075, 4302236920, 5377796150, 10755592300, 21511184600]

約数ペア:

[(1, 21511184600), (2, 10755592300), (4, 5377796150), (5, 4302236920), (8, 2688898075), (10, 2151118460), (17, 1265363800), (20, 1075559230), (25, 860447384), (34, 632681900), (40, 537779615), (50, 430223692), (68, 316340950), (85, 253072760), (100, 215111846), (136, 158170475), (170, 126536380), (200, 107555923), (340, 63268190), (353, 60938200), (425, 50614552), (680, 31634095), (706, 30469100), (850, 25307276), (1412, 15234550), (1700, 12653638), (1765, 12187640), (2824, 7617275), (3400, 6326819), (3530, 6093820), (6001, 3584600), (7060, 3046910), (8825, 2437528), (12002, 1792300), (14120, 1523455), (17650, 1218764), (17923, 1200200), (24004, 896150), (30005, 716920), (35300, 609382), (35846, 600100), (48008, 448075), (60010, 358460), (70600, 304691), (71692, 300050), (89615, 240040), (120020, 179230), (143384, 150025)]