21236910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41641}}^1$

素因数の和:41668

約数の個数: 32

約数和(自身を含む): 53968032

約数和(自身を除く): 32731122

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 41641, 83282, 124923, 208205, 249846, 416410, 624615, 707897, 1249230, 1415794, 2123691, 3539485, 4247382, 7078970, 10618455, 21236910]

約数ペア:

[(1, 21236910), (2, 10618455), (3, 7078970), (5, 4247382), (6, 3539485), (10, 2123691), (15, 1415794), (17, 1249230), (30, 707897), (34, 624615), (51, 416410), (85, 249846), (102, 208205), (170, 124923), (255, 83282), (510, 41641)]