21450030

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4441}}^1$

素因数の和:4481

約数の個数: 64

約数和(自身を含む): 61406208

約数和(自身を除く): 39956178

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 105, 115, 138, 161, 210, 230, 322, 345, 483, 690, 805, 966, 1610, 2415, 4441, 4830, 8882, 13323, 22205, 26646, 31087, 44410, 62174, 66615, 93261, 102143, 133230, 155435, 186522, 204286, 306429, 310870, 466305, 510715, 612858, 715001, 932610, 1021430, 1430002, 1532145, 2145003, 3064290, 3575005, 4290006, 7150010, 10725015, 21450030]

約数ペア:

[(1, 21450030), (2, 10725015), (3, 7150010), (5, 4290006), (6, 3575005), (7, 3064290), (10, 2145003), (14, 1532145), (15, 1430002), (21, 1021430), (23, 932610), (30, 715001), (35, 612858), (42, 510715), (46, 466305), (69, 310870), (70, 306429), (105, 204286), (115, 186522), (138, 155435), (161, 133230), (210, 102143), (230, 93261), (322, 66615), (345, 62174), (483, 44410), (690, 31087), (805, 26646), (966, 22205), (1610, 13323), (2415, 8882), (4441, 4830)]