21849310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:409

約数の個数: 64

約数和(自身を含む): 48190464

約数和(自身を除く): 26341154

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 41, 46, 70, 82, 115, 161, 205, 230, 287, 322, 331, 410, 574, 662, 805, 943, 1435, 1610, 1655, 1886, 2317, 2870, 3310, 4634, 4715, 6601, 7613, 9430, 11585, 13202, 13571, 15226, 23170, 27142, 33005, 38065, 53291, 66010, 67855, 76130, 94997, 106582, 135710, 189994, 266455, 312133, 474985, 532910, 624266, 949970, 1560665, 2184931, 3121330, 4369862, 10924655, 21849310]

約数ペア:

[(1, 21849310), (2, 10924655), (5, 4369862), (7, 3121330), (10, 2184931), (14, 1560665), (23, 949970), (35, 624266), (41, 532910), (46, 474985), (70, 312133), (82, 266455), (115, 189994), (161, 135710), (205, 106582), (230, 94997), (287, 76130), (322, 67855), (331, 66010), (410, 53291), (574, 38065), (662, 33005), (805, 27142), (943, 23170), (1435, 15226), (1610, 13571), (1655, 13202), (1886, 11585), (2317, 9430), (2870, 7613), (3310, 6601), (4634, 4715)]