21191569560

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{8409353}}^1$

素因数の和:8409377

約数の個数: 96

約数和(自身を含む): 78711553440

約数和(自身を除く): 57519983880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 8409353, 16818706, 25228059, 33637412, 42046765, 50456118, 58865471, 67274824, 75684177, 84093530, 100912236, 117730942, 126140295, 151368354, 168187060, 176596413, 201824472, 235461884, 252280590, 294327355, 302736708, 336374120, 353192826, 378420885, 470923768, 504561180, 529789239, 588654710, 605473416, 706385652, 756841770, 882982065, 1009122360, 1059578478, 1177309420, 1412771304, 1513683540, 1765964130, 2119156956, 2354618840, 2648946195, 3027367080, 3531928260, 4238313912, 5297892390, 7063856520, 10595784780, 21191569560]

約数ペア:

[(1, 21191569560), (2, 10595784780), (3, 7063856520), (4, 5297892390), (5, 4238313912), (6, 3531928260), (7, 3027367080), (8, 2648946195), (9, 2354618840), (10, 2119156956), (12, 1765964130), (14, 1513683540), (15, 1412771304), (18, 1177309420), (20, 1059578478), (21, 1009122360), (24, 882982065), (28, 756841770), (30, 706385652), (35, 605473416), (36, 588654710), (40, 529789239), (42, 504561180), (45, 470923768), (56, 378420885), (60, 353192826), (63, 336374120), (70, 302736708), (72, 294327355), (84, 252280590), (90, 235461884), (105, 201824472), (120, 176596413), (126, 168187060), (140, 151368354), (168, 126140295), (180, 117730942), (210, 100912236), (252, 84093530), (280, 75684177), (315, 67274824), (360, 58865471), (420, 50456118), (504, 42046765), (630, 33637412), (840, 25228059), (1260, 16818706), (2520, 8409353)]